OGAWA, Tadashi Profile Banner
OGAWA, Tadashi Profile
OGAWA, Tadashi

@ogawa_tter

4,559
Followers
2,483
Following
20,776
Media
78,348
Statuses

たった一人で日本の天〇学研究遂行に重大な支障を来らせた罪人、博士 (物理) の皆様には申し訳ありませんでした。余計なツイートをしないように心掛けますが、私ごときが URL込み一次情報を紹介するのすら気に入らない方もいるので何かあったら察して↓

Joined July 2011
Don't wanna be here? Send us removal request.
Pinned Tweet
@ogawa_tter
OGAWA, Tadashi
2 years
2022年10月24日 10時半頃から13時間余り、突然一発永久凍結されてました。ツイッター社への苦情申し立てから 13時間弱で突然解除されましたが説明は届いてません。怖い・・・
Tweet media one
2
47
98
@ogawa_tter
OGAWA, Tadashi
5 years
. @keisukefukuda 若者に 最初コンピュータは 1bitで、毎年 1bitずつ増えやっと 64 bitになったと、教えてあげて下さい。 コンピュータは作るのでは無く育てるのです。 ※インターフェース 1978年6月号から
Tweet media one
3
208
688
@ogawa_tter
OGAWA, Tadashi
7 years
"深層ニューラルネットの積分表現理論"、園田 翔、博士論文、2017年2月、早稲田大学 「深層ニューラルネットの中で何が起きているのか,なぜ深層にした方が良いのかという問題に対して」
Tweet media one
Tweet media two
Tweet media three
Tweet media four
1
173
495
@ogawa_tter
OGAWA, Tadashi
2 years
@jingbay 前段階がありまして、4月にロシア政府が中国経由等の不正規の輸入ルートも認めるようになり ("glay" import)、不正規ルートで不良品を掴ませられる状況が多いようです (輸入側の品質を見分ける技術も低い) 既に家電品等は前年比 18.9%上昇 ※cnewsが Коммерсантъ記事を解説。
@ogawa_tter
OGAWA, Tadashi
2 years
=> (Broken and defective. Almost half of the chips imported from China to Russia are unusable), Oct 17, 2022 Electrical goods and other home appliance has already increased by 18.9% YoY in Sep. "gray" import
1
0
5
4
320
318
@ogawa_tter
OGAWA, Tadashi
8 years
Springerすごい! 昔の書籍が PDFでダウンロード可能 eBook Package english Computer Science 1960からあるけど、どの範囲? 1987 (1991オンライン) にも DL可能ある。
1
138
201
@ogawa_tter
OGAWA, Tadashi
7 years
. @ogawa_tter "50 years of Computer Architecture" D. Patterson, 6th RISC-V WS, May 8 2017 PDF
Tweet media one
Tweet media two
Tweet media three
Tweet media four
2
43
121
@ogawa_tter
OGAWA, Tadashi
6 years
Meltdown, Spectreで学ぶ高性能コンピュータアーキテクチャ、 @dev_msyksphinz 、2018/1/6 勉強になります 分岐予測 博論、2015 アーキ比較の修論
@ogawa_tter
OGAWA, Tadashi
7 years
"A Study on the Impact of Instruction Set Architectures on Processor's Performance" MSc Thesis, Aug 2017 gem5 simulator x86-64: Haswell (OoO), Atom (IO) ARMv8: A15 (OoO), A8 (IO) Alpha: 21264 (OoO), 21164 (IO) WDDD 2017, Jun 25 2017
Tweet media one
Tweet media two
Tweet media three
Tweet media four
1
12
24
1
47
112
@ogawa_tter
OGAWA, Tadashi
3 years
. @kazunori_279 @kumagi @miyox @yyasuda フランス LightOnの光コンピュータ (Aurora2 Optical Processing Unit (OPU) 搭載 2Uアプライアンス) がついに予約開始です! 一般販売な光コンピュータ製品化は初めて、すごいです! White Paper, PDF
@ogawa_tter
OGAWA, Tadashi
3 years
=> @LightOnIO Appliance, a Photonic Co-processor sets a new pathway for Transformative AI / HPC computing, Mar 3, 2021 The First Commercial Photonic Computing in your own DC 50 TOPS/W
Tweet media one
Tweet media two
Tweet media three
1
5
13
2
46
107
@ogawa_tter
OGAWA, Tadashi
7 years
"ChainerやTensorFlowでGPUを使うと毎回結果が変わる理由と対策 (まとめ)"、2017年1月23日 ※とても重要 Chainer:決定的な演算の指定可能 TensorFlow:現状は不安定(非決定的)な演算 (続
1
54
96
@ogawa_tter
OGAWA, Tadashi
6 years
PCIe Over Fiber, Samtec, IEEE ComSoc SCV, Feb 14 2018 PDF Samtec FireFly Micro Flyover System Apr 2017 PCI Express Over 100 M Of Optical Cable, Nov 30 2017 Ref
Tweet media one
Tweet media two
Tweet media three
Tweet media four
@ogawa_tter
OGAWA, Tadashi
7 years
"Beyond 100 Gb/s High-speed Optical (and Copper) Interconnects", Samtec, Invited, TWEPP, Sep 13 2017, PPTX (35 MB)
Tweet media one
Tweet media two
Tweet media three
Tweet media four
1
2
16
1
20
82
@ogawa_tter
OGAWA, Tadashi
4 years
=> Fugaku (富岳), RIKEN, Jun 2020 Top500: No1 HPCG: No1 HPC-AI: No1 Graph500: No1 すごい、おめでとうございます!
Tweet media one
Tweet media two
Tweet media three
Tweet media four
@ogawa_tter
OGAWA, Tadashi
4 years
=> GRAPH 500, June 2020 BFS 1: Supercomputer Fugaku (富岳), 2020, GTEPS: 70980 (K: 31302.4) Fujitsu A64FX, Tofu-D 2: Sunway TaihuLight, 2015, 23755.7 3: Summit (CPU-Only), 2018, 7665.7 SSSP 1: SuperMUC-NG 2: NERSC Cori 1024 Haswell 3; Cray CS500 Xeon Phi
Tweet media one
Tweet media two
1
7
8
1
77
70
@ogawa_tter
OGAWA, Tadashi
6 years
=> "最先端のディープラーニング 研究開発を支えるGPU計算機基盤 「MN-1」のご紹介"、PFN、2018年2月27日 教師なし学習 /予測学習の情報量は非常に大きい Compressing DMA Engine、NVIDIA 階層型GPUメモリ:DRAM+NVRAM、AMD
Tweet media one
Tweet media two
Tweet media three
Tweet media four
@ogawa_tter
OGAWA, Tadashi
6 years
=> "A case for scoped persist barriers in GPU", AMD Research, GPGPU 2018, Feb 25 2018 HW support for persist barriers The only additional HW is Non-Volatile-Write FIFOs AMD Radeon Pro SSG? Datasheet HBCC?
Tweet media one
Tweet media two
Tweet media three
Tweet media four
1
5
11
1
27
68
@ogawa_tter
OGAWA, Tadashi
7 years
量子科学技術(光・量子技術)の新たな推進方策 ~我が国競争力の根源となりうる「量子」のポテンシャルを解き放つために~平成29年8月16日 (公開:8月29日)、PDF 報告書 概要
Tweet media one
Tweet media two
Tweet media three
Tweet media four
1
42
64
@ogawa_tter
OGAWA, Tadashi
4 years
=> "Inside Rosetta: The Engine Behind Cray's Slingshot Exascale-Era Interconnect", Feb 9, 2020 200 Gb using four 56G PAM4 Channels The Real Magic Is In The Congestion Control GPCNeT, SC19 Slingshot, CUG 2019
Tweet media one
Tweet media two
Tweet media three
@ogawa_tter
OGAWA, Tadashi
5 years
=> "Shasta Hardware Technical Workshop", Cray, CUG 2019, May 6, 2019, PDF 74 pp Mountain / River (19" Rack) Slingshot NIC: "Mellanox" Rosetta: Broadcom IP Exascale Day, 2019/10^18 Steve Scott, Sep 2019 =>
Tweet media one
Tweet media two
Tweet media three
Tweet media four
1
2
5
2
22
61
@ogawa_tter
OGAWA, Tadashi
1 year
. @telmin_orca @imakino @t3840 @tanakmura @Hishinuma_t @k_nitadori @mhiramat @kkaigai 半導体技術動向について集約された東京エレクトロンのお勧めスライド等です、2023年02月15日 (145枚) 半導体製造工程は以前紹介した GF資料が超お勧めなので両者共に 連ツイに英語版
Tweet media one
Tweet media two
Tweet media three
Tweet media four
@ogawa_tter
OGAWA, Tadashi
1 year
=> 東京エレクトロン, 2023年02月15日 (145枚) FactBook, 22年8月 😱 EUV, imec AMAT GF imec
Tweet media one
Tweet media two
Tweet media three
Tweet media four
1
1
5
0
19
63
@ogawa_tter
OGAWA, Tadashi
3 years
=> Intel i860XR QFP Chip express: SKY Computers SKY Computers: i860 and i960 SKYbolt 6U/9U VME SKYstation-DEC Desktop Supercomputing 60 MFLOPS (64-bit)/80 MFLOPS (32-bit) SKYstation <- SCSI-2 (5 MB/s) -> DECstation Oct 1, 1996
Tweet media one
Tweet media two
Tweet media three
Tweet media four
@CpuGalaxy
CPU Galaxy
3 years
Rare golden Intel 860 RISC Processor. 😍
Tweet media one
5
20
129
3
15
59
@ogawa_tter
OGAWA, Tadashi
5 years
"A Superscalar Out-of-Order x86 Soft Processor for FPGA", PhD Thesis, Nov 2017 Design of the microarchitecture and circuits of a two-issue (superscalar) outof-order x86 FPGA soft processor To boot most 32-bit x86 OS unmodified
Tweet media one
Tweet media two
Tweet media three
Tweet media four
2
25
57
@ogawa_tter
OGAWA, Tadashi
6 years
"量子コンピュータが共通鍵暗号の安全性に与える影響"、日本銀行 金融研究所ディスカッション・ペーパー・シリーズ 、2018年1月22日 「共通鍵暗号の安全性に与える影響を、最新の研究動向に基づき整理」 「安全性低下に対して、金融機関がどう対応していくべきかについて考察
Tweet media one
Tweet media two
Tweet media three
0
27
58
@ogawa_tter
OGAWA, Tadashi
1 year
=> "Community-based Matrix Reordering for Sparse Linear Algebra Optimization", NVIDIA, ISPASS 2023 NVIDIA A6000 GPU Matrix reordering on cuSPARSE’s SpMV kernel RABBIT (IPDPS 2016) => RABBIT++, closer to peak
Tweet media one
Tweet media two
Tweet media three
1
7
56
@ogawa_tter
OGAWA, Tadashi
8 years
十年以上前、ライフサイエンス系研究者から SPARC64 GP搭載大規模サーバーで Sunコンパイラ、GNUコンパイラによるアプリケーションの結果と富士通製コンパイラのそれでは結果が微妙に異なる場合があると言われ頭を抱えましたね
@tonets
Ohue M/大上雅史
8 years
さらっと凄いこと書いてある… >「京」のCコンパイラーのバグ隠しがあり、これにより我々のグループは膨大な量の再計算をよぎなくされた。(中略)他の課題において「京」で計算した結果が正しいかどうかの保証は全くないという感想をもっている。
11
3K
2K
0
95
55
@ogawa_tter
OGAWA, Tadashi
4 years
=> "地球シミュレータ開発史"、JAMSTEC、2010年12月↓ 三好 甫「いい計算機をつくって、はいどうぞと言ったて、これはいい計算機になりません。いいユーザが使って初めていい計算機になる。..」21ページ 数値風洞、1990/91年 (FACOM-230-75, 1977/78)
Tweet media one
@ogawa_tter
OGAWA, Tadashi
4 years
=> "地球シミュレータ開発史"、JAMSTEC、2010年12月 PDF via @keaton_n18 Computers in Physics, 1992/88 Supercomputing in Japan, Oyanagi, 2006 三好甫先生記念計算科学シンポジウム、2011年9月
Tweet media one
Tweet media two
Tweet media three
Tweet media four
1
6
11
1
18
53
@ogawa_tter
OGAWA, Tadashi
7 years
First In-Depth Look at Google's Tensor Processing Unit (TPU) Architecture, Apr 5 2017 公開された!
0
39
52
@ogawa_tter
OGAWA, Tadashi
4 years
=> 【360°】スーパーコンピュータ「富岳」のある計算機室を見てみよう(解説なし)2020年10月19日 3:24 おぉ、グルグルは出来る。 特集:スーパーコンピュータ「富岳」、富士通テクニカルレビュー、2020年10月 Virtual-Tours
Tweet media one
Tweet media two
@ogawa_tter
OGAWA, Tadashi
4 years
=> OLCF, Virtual-Tour, Aug 10, 2020 Cray X1, Steve Scott, 2002? PDF R.I.P., Phoenix (2003 – 2008) HAWK, HLRS BSC
Tweet media one
Tweet media two
Tweet media three
Tweet media four
1
0
2
1
16
53
@ogawa_tter
OGAWA, Tadashi
5 years
=> "Integrating NVIDIA Deep Learning Accelerator (NVDLA) with RISC-V SoC on FireSim", 2nd WS on Energy Efficient Machine Learning and Cognitive Computing for Embedded Applications (EMC^2), Fe 17, 2019 Slides Paper/Github
Tweet media one
Tweet media two
Tweet media three
@ogawa_tter
OGAWA, Tadashi
5 years
=> "Integrating NVIDIA Deep Learning Accelerator (NVDLA) with RISC-V SoC on FireSim", 2nd WS on Energy Efficient Machine Learning and Cognitive Computing for Embedded Applications (EMC^2), Fe 17, 2019 FireSim
Tweet media one
Tweet media two
Tweet media three
1
2
8
1
19
52
@ogawa_tter
OGAWA, Tadashi
2 years
=> AMD: We’re Using an Optimized TSMC 5nm Process, Jan 10, 2022 "While not explicitly stating that the need to be leading edge is no longer critical," Stacked dies for ML, Appl, Dec 2021 (Dec 2020) Packaging
@ogawa_tter
OGAWA, Tadashi
3 years
=> Advanced Packaging, AMD, Case Study, Tutorial, Hot Chips 2021, Aug 22 (25 pp) TSMC/Intel Chiplet, G. Loh, Aug 24 3D Patent EFB, Nov 8
Tweet media one
Tweet media two
Tweet media three
1
4
10
2
18
53
@ogawa_tter
OGAWA, Tadashi
2 years
=> "So, You Think You Can Design A 20 Exaflops Supercomputer?", Jun 30, 2022 🇺🇸 DoE RFI: Advanced Computing Ecosystems 2025 - 2030 20 - 60 MW can solve scientific problems 5-10x 🇯🇵次世代計算基盤 (FukaguNEXT)
Tweet media one
Tweet media two
Tweet media three
Tweet media four
@ogawa_tter
OGAWA, Tadashi
2 years
=> 次世代計算基盤 (FukaguNEXT) に係る調査研究事業の公募、令和4年5月18日 公募説明会資料(5月25日) Q&A(5月26日) 決定:7月中旬頃(予定) FukaguNEXT directions, @ProfMatsuoka , ISC 2022
Tweet media one
Tweet media two
Tweet media three
1
0
9
2
9
50
@ogawa_tter
OGAWA, Tadashi
6 years
=> "LeFlow: Enabling Flexible FPGA High-Level Synthesis of Tensorflow Deep Neural Networks", arXiv, Jul 14, 2018 Int WS on FPGAs for Software Programmers (FSP 2018), Aug 31, 2018
Tweet media one
Tweet media two
2
11
50
@ogawa_tter
OGAWA, Tadashi
6 years
. @tsuchie88 PEZY SC2/Gyoukouについて、理研 戎崎さんのシンポジウム (2018/2/27) でのスライドです 現状公開されている資料では一番詳しいと思われます。
@ogawa_tter
OGAWA, Tadashi
6 years
"Large-Scale HPC systems based on Heterogeneous multicore processors", Toshikazu Ebisuzaki (RIKEN), 戎崎俊一 (理研), Int Symp: New Horizons of Computational Science w/ Heterogeneous Many-Core Processors, Feb 27 2018 PEZY-SC2 Gyoukou
Tweet media one
Tweet media two
Tweet media three
Tweet media four
1
16
31
0
24
49
@ogawa_tter
OGAWA, Tadashi
4 years
=> "Machine Learning in Python: Main developments and technology trends in data science, machine learning, and artificial intelligence", .., NVIDIA, arXIv, Feb 12, 2020 223 references GPUDirect Storage RAPIDS
Tweet media one
Tweet media two
Tweet media three
Tweet media four
@ogawa_tter
OGAWA, Tadashi
5 years
=> "GPUDirect Storage: Transfer Data Directly to GPU Memory, Alleviating IO Bottlenecks", NVIDIA SC19, Nov 20, 2019 Video Slides RAPIDS, Sep 2019 GPUDirect Storage, Blog, Aug 2019
Tweet media one
Tweet media two
Tweet media three
Tweet media four
1
4
14
1
19
48
@ogawa_tter
OGAWA, Tadashi
3 years
=> "Performance Optimization of SU3_Bench on Xeon and Programmable Integrated Unified Memory Architecture (PIUMA)", Intel and LBNL, arXiv, Mar 22, 2021 MILC Lattice Quantum ChromoDynamics PIUMA [5], Oct 2020
Tweet media one
Tweet media two
Tweet media three
Tweet media four
@ogawa_tter
OGAWA, Tadashi
4 years
=> "PIUMA: Programmable Integrated Unified Memory Architecture", Intel, arXiv, Oct 13, 2020 A graph analysis oriented architecture Custom RISC ISA Hierarchical topology (HyperX) PIUMA, IEEE HPEC 2020 PUMA (DARPA HIVE), FOSDEM 2020
Tweet media one
Tweet media two
Tweet media three
Tweet media four
1
4
3
1
10
48
@ogawa_tter
OGAWA, Tadashi
1 year
=> "Designing network support for High-Performance Deep Learning Systems", @thoefler , Keynote, HPC-AI Advisory Council 🇨🇭, Apr 4, 2023 HammingMesh, SC22 RDMA, arXIv, Apr 15 Apr 14
Tweet media one
Tweet media two
Tweet media three
@ogawa_tter
OGAWA, Tadashi
1 year
=> "Rusty’s legacy: The role of MPI in modern AI". @thoefler , Symposium in Honor of Rusty Lusk, Aug 14, 2023 Data Movement is Most Important! Rusty Lusk Memorial Tribute, Dec 2022 30 Years of MPI 25 Years
Tweet media one
Tweet media two
Tweet media three
Tweet media four
1
0
5
3
15
49
@ogawa_tter
OGAWA, Tadashi
4 years
=> "Accelerating HPC with Advanced Programming Techniques", Arm Research Oct 8, 2020 Oct 12, 2020 IEEE CLUSTER 2020, PDF 19:47 Task-Aware MPI Library
Tweet media one
Tweet media two
Tweet media three
Tweet media four
1
18
47
@ogawa_tter
OGAWA, Tadashi
2 years
. @telmin_orca @imakino @t3840 @tanakmura @Hishinuma_t @k_nitadori @mhiramat Apple M1について Core、Load Store Unit, Cache, & Memoryの内部解析 (特許も参照)・パフォーマンス等々、特許関連のすごいまとめです とても深い広範な内容で理解するのが大変な嬉しい悲鳴。
@ogawa_tter
OGAWA, Tadashi
2 years
=> AArch64-ExploreExploration of Apple CPUs, @handleym99 Vol 1: CPU Core (205 pp) Vol 2: Load Store Unit, Cache, & Memory (215 pp) Vol 3: Patent Exploration (116 pp) とても素晴らしい My Apple patent tweets
Tweet media one
1
4
14
1
19
48
@ogawa_tter
OGAWA, Tadashi
3 years
=> "SiFive Performance P550 Core Sets New Standard as Highest Performance RISC-V Processor IP", Jun 22, 2021 P270: Vector P550: SPECInt 2006 8.65/GHz SiFive Performance Family of Products Webinar Jul 14, 2021
Tweet media one
Tweet media two
2
10
46
@ogawa_tter
OGAWA, Tadashi
6 years
=> Intel Creates Neuromorphic Research Community to Advance ‘Loihi’ Test Chip, Mar 1 2018 Test board やはり、Intel Hillsboroで開催ので… Loihi: A Neuromorphic Manycore Processor ..., IEEE Micro Jan/Feb 2018
Tweet media one
1
19
45
@ogawa_tter
OGAWA, Tadashi
9 years
そう言えば、旧ソ連時代の i8080クローン (KR580VM80A) のリバースエンジニアリングが終了し、回路図・Verilogが公開されましたね (2015/2/2) http://t.co/1j2eG7BKUL ※これ自体が…
@dadeba
N.Nakasato
9 years
リバースエンジニアリングすごい http://t.co/GBZQD6jMfd
0
11
11
1
36
45
@ogawa_tter
OGAWA, Tadashi
4 years
2020年にもなって IBM Personal Computer XTの Technical Reference (April, 1983, 2.02) が活かされる時代が来るとは…
Tweet media one
Tweet media two
Tweet media three
Tweet media four
@hikalium
hikalium
4 years
噂になっていた8088を秋葉原最終処分場で手に入れてきた。おいしそう!
Tweet media one
0
19
198
1
14
44
@ogawa_tter
OGAWA, Tadashi
7 years
. @ogawa_tter 2値ディープニューラルネットワークからFPGAに合成するツールフロー、東工大 中原研究室、デモセッション、NEDOワークショップ「人工知能の応用範囲を拓く超高速・低消費電力ハードウェア技術」16/10/27
1
29
44
@ogawa_tter
OGAWA, Tadashi
3 years
=> "Accelerating Intelligence", Bill Dally, Keynote, GTC China, Dec 14, 2020 69 pp RC18 MAGNet Legion Photonics
Tweet media one
Tweet media two
Tweet media three
Tweet media four
@ogawa_tter
OGAWA, Tadashi
4 years
=> PINE (Sep 2017 -) "Distributed address translation in a multi-node interconnect fabric", NVIDIA, Patent Granted: Sep 8, 2020 Filed: Nov 21, 2018 Hardware-Enabled Artificial Intelligence", NVIDIA, VLSI 2018
1
0
0
1
12
45
@ogawa_tter
OGAWA, Tadashi
3 years
=> A Domain-Specific TPU Supercomputer for Training DNNs, N. Jouppi, Google, UW-Madison Virtual Comp Arch Seminar, Oct 27, 2020 1:05:01 64 pp Hot Chips 2020 CACM, Jul 2020 Patent Appl
Tweet media one
Tweet media two
Tweet media three
Tweet media four
@ogawa_tter
OGAWA, Tadashi
3 years
=> "Reconfigurable Computing Pods using Optical Networks", Google, Patent Appl, Sep 10, 2020 (Filed: Apr 2019) Nishant Patil, TPUv2/v3, Hot Chips 2020 HW-Enabled AI, Optical DGX, NVIDIA GTC China 2020, Dec 15
Tweet media one
Tweet media two
Tweet media three
Tweet media four
1
0
4
1
11
43
@ogawa_tter
OGAWA, Tadashi
7 years
"12ヵ月ほど油に沈めるとマザーボードはダメになる模様"、2017年2月25日 記事には記載されてないけどビデオに「キャノーラ油」とあるけど、食用油で冷却? 「このメモリーは、油没させる以前から挙動の怪しさがあった」ダメじゃん!
0
73
44
@ogawa_tter
OGAWA, Tadashi
3 months
=> "Novel Transformer Model Based Clustering Method for Standard Cell Design Automation", NVIDIA, ISPD 2024 Best Paper Chia-Tung Ho ChipNeMo, Haoxing (Mark) Ren, Chiplet Summit 2024
Tweet media one
Tweet media two
Tweet media three
@ogawa_tter
OGAWA, Tadashi
4 months
=> "ChipNeMo – LLM for Chip Design", Haoxing (Mark) Ren, NVIDIA, Pre-Conference Tutorial G: AI in Chiplet Design, Chiplet Summit 2024, Feb 6 H. Ren, Jan 2, 2023 Bill Dally, Nov 9, 2023 ChipNeMo, Oct 30, 2023
Tweet media one
Tweet media two
Tweet media three
1
5
4
1
18
43
@ogawa_tter
OGAWA, Tadashi
6 years
Intelからの正式プレスが出た! "Jim Keller Joins Intel to Lead Silicon Engineering", Intel, Apr 26 2018 Senior Vice President " encompasses system-on-chip (SoC) development and integration"
@ogawa_tter
OGAWA, Tadashi
6 years
"Tesla's Autopilot Chief Keller Steps Down After Two Years", Bloomberg, Apr 26 2018 12:17 JST, Updated 13:18 JST "AMD CPU hero Jim Keller leaving Tesla to join Intel", TweakTown, Apr 26 2018 JST "According to my industry sources"
1
7
2
1
74
40
@ogawa_tter
OGAWA, Tadashi
5 years
"How to Save Money in Your Small Data Center", LBNL, Aug 20, 2018 PDF 1W saving at server => 2.50 W saving CoE for Energy Efficiency in DCs, LBNL DCs, FEMP Training Better Buildings =>
Tweet media one
Tweet media two
Tweet media three
Tweet media four
1
7
40
@ogawa_tter
OGAWA, Tadashi
1 year
@yone 「生まれつき、フレンドリー。」な Macintosh 512KB 英語版/カナ版にイメージライタと外部ディスクを付けて、998,000円! ※bit, 1985年5月号
Tweet media one
2
14
40
@ogawa_tter
OGAWA, Tadashi
7 years
デンソー、自動運転の判断を担う新プロセッサ開発へ、2017年8月8日 Data Flow Processor ThinCI:DFPの共同開発とあるけど同社は => 最近の DF系研究
@ogawa_tter
OGAWA, Tadashi
7 years
=> "Stream-Dataflow Acceleration", ISCA 2017 Slides 165 pages Paper RISC-V based simulator
Tweet media one
Tweet media two
Tweet media three
Tweet media four
1
5
13
1
30
41
@ogawa_tter
OGAWA, Tadashi
2 years
=> Monolithic Integration of Photonics and Electronics for High-Capacity Co-Packaged Optical Engines, G. Röll, CTO, RANOVUS, EPIC Meeting on Photonics at the Final Frontier @ ESA, Sep 14 2022 GF, May 19 Mar 3
Tweet media one
Tweet media two
Tweet media three
@ogawa_tter
OGAWA, Tadashi
2 years
=> Ranovus Co-Packaged Optics using a Xilinx Versal ACAP and Ranovus Odin 800Gbps CPO 2.0, Mar 3, 2022 Monolithic 100G Optical I/O Cores for Next-Gen DC based on GF Fotonix, Mar 7
Tweet media one
Tweet media two
1
1
2
1
7
41
@ogawa_tter
OGAWA, Tadashi
6 years
=> [Slides] PULP: An Open Hardware Platform, The story so far, Workshop, HPCA 2018, Feb 25 2018 57 + 38 + 43 + 19 pages Intro PULP family tree RISC-V Accelerators HERO Programming PULP Platform (Parallel Ultra Low Power Platform)
Tweet media one
Tweet media two
Tweet media three
Tweet media four
1
9
39
@ogawa_tter
OGAWA, Tadashi
4 years
@nullnilaki 16 Kバイト RAMボード (SRAM) ”10万円台を完全に切りました。” 128KW x18 半導体メモリー (PDP-11/04, 34 ADD-IN) ※価格は不明ですがかなりの高額だったはずです。 インターフェース、1978年6月号
Tweet media one
Tweet media two
0
20
39
@ogawa_tter
OGAWA, Tadashi
2 years
「LSIを民主化」やら、米国から学べば日本で 2026年頃に 2nmトランジスタを製造することが「決して夢ではありません」とか見てしまうと、ロシア政府が計画してるらしい、2030年迄に 28nm 国産化計画 (5.8兆円強) のが堅実で現実的に思えてしまう もうこの先ヤバい気しかしない
Tweet media one
Tweet media two
Tweet media three
Tweet media four
@ogawa_tter
OGAWA, Tadashi
2 years
=> Apr 15, 2022 Russian Gov has prepared a Preliminary Concept for a New National Project in Microelectronics (WG: Apr 22) 3.19T Rubles, by 2030 2020: 90 nm 2030: 28 nm Univ Mikron: New US Sanctions, Mar 31
1
0
0
1
25
37
@ogawa_tter
OGAWA, Tadashi
3 years
=> "A Process Independent Power Optimised Register File Architecture", Jun 30, 2021, Tony Stansfield, CTO, sureCore "how low-power SRAM technology can be adapted to deliver low-power register files."
Tweet media one
1
11
38
@ogawa_tter
OGAWA, Tadashi
4 years
=> "Accelerating Software 2.0", Kunle Olukotun, Chief Technologist and Co-Founder. @SambaNovaAI , IWMLHW, Jun 2020 21:51 Slides Cardinal SN10 Reconfigurable Dataflow Unit Accelerating ML from RDB, ISCA 2020
Tweet media one
Tweet media two
Tweet media three
Tweet media four
@ogawa_tter
OGAWA, Tadashi
4 years
=> "Gorgon: Accelerating Machine Learning from Relational Data", ..., Kunle Olukotun, Stanford, ISCA 2020, PDF Unified data analysis CGRA for In-DB ML Plasticine "Democratizing AI", Kunle Olukotun, Nov 2019
Tweet media one
Tweet media two
Tweet media three
Tweet media four
1
5
4
1
4
36
@ogawa_tter
OGAWA, Tadashi
3 years
=> Next Silicon Pioneering a radically new approach to HPC architecture Oct 2020 (Aug 2017) Appl, Feb 2019 (Aug 2017) Oct 2020 (Sep 2017) Sep 2021 (Feb 2021)
Tweet media one
Tweet media two
Tweet media three
Tweet media four
2
3
36
@ogawa_tter
OGAWA, Tadashi
5 years
. @muo_jp 日本発の Open Source FPGA-Optimized Out-of-Order RISC-V Soft Processorです 中国 天津で開催中の FPT 2019で昨日発表、Githubも公開されました。Best paper candidateです!
@ogawa_tter
OGAWA, Tadashi
5 years
=> "An Open Source FPGA-Optimized Out-of-Order RISC-V Soft Processor", @BlazeDare23 , FPT 2019, PDF Best paper candidate up to 2.5x Dhrystone MIPS using 60% fewer registers and 64% fewer LUTs SystemVerilog
Tweet media one
Tweet media two
Tweet media three
Tweet media four
1
11
26
0
16
36
@ogawa_tter
OGAWA, Tadashi
5 years
. @keisukefukuda その若者に 「TPUv2は 322-bitと教えてあげて下さい」
@ogawa_tter
OGAWA, Tadashi
5 years
=> Domain Specific Architectures for DNNs: Three Generations of TPUs, David Patterson, Distinguished Lecture, UW, Oct 29, 2019 TPUv2 (46 TF (16b), TDP: 280 W, <611 mm^2, >12 nm) 4x ICI link: 500 Gb/s both-dir, 13% TPUv3 (123 TF (16b), 40 W, <648, >12)
Tweet media one
Tweet media two
Tweet media three
Tweet media four
1
11
35
1
14
36
@ogawa_tter
OGAWA, Tadashi
7 years
@satoru_takeuchi 「RISCを複雑に発展させたのが CISC」という主張を見た事があります…
0
41
36
@ogawa_tter
OGAWA, Tadashi
6 years
=> Future High Performance Computing Capabilities, Report (Slides) from ASCAC Subcommittee on HPC Capabilities, DOE ASCAC, Dec 20 2017 PDF @ProfMatsuoka 49 pages Background Future HPC Technologies Post-Exascale (2020's) Post-Moore (2030's)
Tweet media one
Tweet media two
Tweet media three
Tweet media four
1
8
34
@ogawa_tter
OGAWA, Tadashi
6 years
=> "A Bibliography of Publications on Floating-Point Arithmetic", Feb 19 2018, Version 3.524 ftp://ftp.math.utah.edu/pub/tex/bib/fparith.pdf 1098 pages [1] John Colson, 1726 [2] Charles Babbage, 1837 .... [6317] Neil Burgess, Javier Bruguera, & Florent de Dinechin, editors. 2017
1
19
33
@ogawa_tter
OGAWA, Tadashi
8 years
これ、HotChips 16の発表との関連が気になるんですよね→ "ARMv8-A Next Generation Vector Architecture for HPC", ARM
@jonathan_beard
Jonathan Beard
8 years
#ISC16 Post-K: Fujitsu HPC CPU to Support #ARM v8 64-bit architecture :)
Tweet media one
0
59
26
1
17
35
@ogawa_tter
OGAWA, Tadashi
10 years
"Goodbye MapReduce", Apr 25 2014 "Mahout will therefore reject new MapReduce algorithm implementations from now on."
2
70
34
@ogawa_tter
OGAWA, Tadashi
5 years
=> Domain Specific Architectures for DNNs: Three Generations of TPUs, David Patterson, Distinguished Lecture, UW, Oct 29, 2019 TPUv2 (46 TF (16b), TDP: 280 W, <611 mm^2, >12 nm) 4x ICI link: 500 Gb/s both-dir, 13% TPUv3 (123 TF (16b), 40 W, <648, >12)
Tweet media one
Tweet media two
Tweet media three
Tweet media four
1
11
35
@ogawa_tter
OGAWA, Tadashi
2 years
=> "GPU Engines Are So Strategic China Will Have To Use Its Own", Sep 1, 2022 NVIDIA, Aug 31 燧原科技 天数智芯 BR100/104 MT-3000, NUDT
Tweet media one
Tweet media two
Tweet media three
Tweet media four
@ogawa_tter
OGAWA, Tadashi
2 years
=> "Regional Autonomous Heterogeneous Many-core Processor for High-Performance Computing", NUDT, Patent Application, Mar 2022 (Nov 2021) "MT-3000: a Heterogeneous Multi-zone Processor for HPC", NUDT, May 24, 2022, CCF Trans on HPC
Tweet media one
Tweet media two
1
0
4
2
13
35
@ogawa_tter
OGAWA, Tadashi
6 years
. @mhiramat @rioriost Jon Mastersさん (Red Hat) の Stanford大学での 2018年1月31日の講演ビデオ:Exploiting modern microarchitectures: Meltdown, Spectre, and other hardware attacks が公開されました
@ogawa_tter
OGAWA, Tadashi
6 years
"Exploiting modern microarchitectures: Meltdown, Spectre, and other hardware attacks", Jon Masters, Red Hat, Stanford EE380, Jan 31 2018 Abstract
Tweet media one
Tweet media two
Tweet media three
Tweet media four
1
10
20
1
17
35
@ogawa_tter
OGAWA, Tadashi
7 years
=> 新ベクトルスーパーコンピュータ SX-Aurora TSUBASA、 PCクラスタコンソーシアム、2017年12月14日 PDF ※MPIはこちらの記事で紹介されています→
Tweet media one
Tweet media two
Tweet media three
Tweet media four
@ogawa_tter
OGAWA, Tadashi
7 years
=> "A Deep Dive Into NEC's Aurora Vector Engine", Nov 22 2017 MPI operations to be directory executed between the VEs w/o copying VE can access Xeon DDR4 via DMA 6x HBM2 1.2TB/s VecLen: 256 x 64bit 2.45TF @ 1.6GHz STREAM/node, price HPL/node, price
1
5
13
1
15
33
@ogawa_tter
OGAWA, Tadashi
5 years
=> あぁぁ Member Companies, PCI-SIG 2019年5月14日 05:49:55 GMT 2019年5月22日
Tweet media one
@y_ajima
安島 雄一郎
5 years
あらー、PCI-SIGが華為のメンバーシップ停止か。
0
32
13
1
101
34
@ogawa_tter
OGAWA, Tadashi
6 months
=> "5th Gen Intel Xeon Scalable Emerald Rapids Resets Servers by Intel", Dec 14, 2023 Drop-in compatible w/ 4th Up to 64 cores Up to 320 MB Shared LLC (3x) Up tp 5600 MT/s CXL 1.1 Type 3 memory Intel AI Everywhere Core Ultra (70 pp)
Tweet media one
@ogawa_tter
OGAWA, Tadashi
6 months
=> Intel AI Everywhere, Dec 14, 2023 Keynote (75 pp) Replay Gaudi3, arriving on schedule next year Next-Gen Products 5th Gen Xeon, Nov 8 Core Ultra (70 pp)
Tweet media one
Tweet media two
Tweet media three
Tweet media four
1
0
3
1
6
36
@ogawa_tter
OGAWA, Tadashi
2 years
=> "3-D coarse-grained reconfigurable array using multi-pole NEM relays for programmable routing", Akash Levy, .., Priyanka Raina, Stanford, Integration, Oct 13/27, 2022 Post-layout simulation of a hybrid CMOS-NEMS CGRA PE in 40nm
@ogawa_tter
OGAWA, Tadashi
3 years
=> "Creating an Agile Hardware Design Flow", Stanford, DAC 2020 Video (19:44) Paper Slides Stanford AHA! Agile Hardware Center AHA, Jul 2019
Tweet media one
Tweet media two
Tweet media three
Tweet media four
1
1
8
2
10
33
@ogawa_tter
OGAWA, Tadashi
10 months
=> (TSMC's Kaohsiung (高雄) Plant's latest plan finalized to introduce 2nm process), 2023-08-08 (08-09) Latest construction plan released Nanosheet: Mass-produced in 2025 Backside solution: 2H/2025, 2026 2nm 竹科 & 中科 + 高雄 Aug 8
Tweet media one
@ogawa_tter
OGAWA, Tadashi
11 months
=> "TSMC, Bosch, Infineon, and NXP Establish Joint Venture to Bring Advanced Semiconductor Manufacturing to Europe", Aug 8, 2023 ESMC in Dresden 28/22, 16/12 TSMC: 70%, €3,499.93M TSMC Board of Directors Meeting Resolutions, Aug 8
Tweet media one
1
0
3
1
9
32
@ogawa_tter
OGAWA, Tadashi
4 years
=> "Corundum: An Open-Source 100-Gbps NIC", FCCM 2020, May 2020, PDF Datapath 10G/25G/100G Ethernet MACs PCIe Gen3, a custom PCIe DMA engine IEEE 1588 PTP timestamping Xilinx Virtex 7, UltraScale, and UltraScale+ series devices
Tweet media one
Tweet media two
Tweet media three
Tweet media four
1
10
33
@ogawa_tter
OGAWA, Tadashi
4 months
IBMシステム/360本邦第1号機到着、東海銀行 from "The 360 Revolution", 2004 Unloaded from the ship is IBM System/360 for the first customer in Japan (from IBM Japan's 50-year history book)
Tweet media one
@Tack67
Takumi Kurosawa
4 months
Unloaded from the ship is IBM System/360 for the first customer in Japan. (from IBM Japan's 50-year history book) Six weeks to go until the day the IBM System/360 was announced 60 years ago. #mainframe60
Tweet media one
0
3
16
1
11
32
@ogawa_tter
OGAWA, Tadashi
7 years
Google Tensor Processing Unit (TPU) Unified Buffer 24MiB 37%/Die Reading large SRAM: Much more power than arithmetic
Tweet media one
Tweet media two
Tweet media three
@ogawa_tter
OGAWA, Tadashi
7 years
First In-Depth Look at Google's Tensor Processing Unit (TPU) Architecture, Apr 5 2017 公開された!
0
39
52
2
11
32
@ogawa_tter
OGAWA, Tadashi
11 months
=> "eGPU: A 750 MHz Class Soft GPGPU for FPGA", Martin Langhammer (Intel), George Constantinides (Imperial), arXiv, Jul 17, 2023 Intel Agilex AGFB014R24A1E1V FPGA SM machine with 512 threads FFT & QRD
Tweet media one
Tweet media two
Tweet media three
1
10
32
@ogawa_tter
OGAWA, Tadashi
6 years
=> Fault-Tolerance for High Performance and Distributed Computing: Theory and Practice, SC17 Tutorial, Nov 12 2017 [2/2] Practical Session Slides 109 pp Web ULFM 2.0 release, Nov 3 2017
Tweet media one
Tweet media two
Tweet media three
Tweet media four
1
13
31
@ogawa_tter
OGAWA, Tadashi
3 years
=> "Apple commits $430 billion in US investments over five years", Apr 26, 2021 Original five-year goal of $350 billion set in 2018 Next-generation silicon development and 5G innovation Creating American Jobs with Manufacturers and Suppliers Nationwide
1
3
32
@ogawa_tter
OGAWA, Tadashi
4 months
@1p_semicon 40年ほど前のシリコンアイランド
Tweet media one
@ogawa_tter
OGAWA, Tadashi
1 year
=> ASCII、1981年10月号  特別企画:スタート間近テクノポリス構想 1990年日本は "シリコン列島" になる!? 九州:日米半導体競争の象徴として台頭 「うまい焼酎と若くて優秀な女性が九州に一大 "シリコンアイランド" を作った」 令和5年4月26日
Tweet media one
Tweet media two
Tweet media three
Tweet media four
1
2
2
0
9
33
@ogawa_tter
OGAWA, Tadashi
30 days
=> "How are Microchips Made?", Branch Education, May 17, 2024 (27:47) とても素晴らしい、超お勧め! ※他にも沢山の勉強になるビデオ Engineering and Science Concepts Illuminated with Videos of Accurate Models and Visualized Physics.
Tweet media one
Tweet media two
Tweet media three
Tweet media four
2
10
35
@ogawa_tter
OGAWA, Tadashi
6 years
"A Linear Algebra Compiler for Small Problem Sizes", PhD Thesis, 2017 LGen generates code using two levels of math DSLs, perform tiling, loop fusion, vectorization at a high level of abstraction LGen: A Basic Linear Algebra Compiler
Tweet media one
Tweet media two
Tweet media three
Tweet media four
0
9
32
@ogawa_tter
OGAWA, Tadashi
7 years
SCNN: An Accelerator for Compressed-sparse Convolutional Neural Networks NVIDIA, .., ISCA 2017 PDF Inference これは気になる
Tweet media one
Tweet media two
Tweet media three
Tweet media four
2
12
32
@ogawa_tter
OGAWA, Tadashi
4 years
=> High-Performance Spaceflight Computing, NASA Mar 24, 2017 Boeing Project Overview, Nov 2018 Middleware, Flight SW WS Overview, Dec 2018 Update, Dec 2019
Tweet media one
Tweet media two
Tweet media three
Tweet media four
@ogawa_tter
OGAWA, Tadashi
6 years
=> "High-Performance Spaceflight Computing (HPSC) Project Overview", NASA, Radiation Hardened Electronics Tech Conf, Nov 6, 2018 PDF Chiplet: HPPS: 8x ARM A53 RTPS: A53 + 2x R52 TRCH: M4F Multi-Cphiplet DAHLIA, Airbus, ADCSS 2017
Tweet media one
Tweet media two
Tweet media three
Tweet media four
1
2
9
1
9
29
@ogawa_tter
OGAWA, Tadashi
3 years
=> 日経エレクトロニクス、1989年1月23日号 特集:NeXTの実像を探る 1980年代の最新技術を集めたマルチメディア・パソコン 私は NeXTをこう見る MOディスク、DSP、PostScript ASCII、1989年9~12月別刷り、日本で NeXT発表 (7/10) SuperASCII、創刊号
Tweet media one
Tweet media two
Tweet media three
Tweet media four
@ogawa_tter
OGAWA, Tadashi
8 years
. @ogawa_tter NeXTの記事が出て来た 対談:Steven Jobs vs. 西和彦 「Jobsが明かす次なる NeXTの姿」 全12ページ、SuperASCII、創刊号、1990年8月号 →
Tweet media one
Tweet media two
Tweet media three
Tweet media four
2
14
31
2
6
31
@ogawa_tter
OGAWA, Tadashi
6 years
=> 「次世代人工知能・ロボットの中核となるインテグレート技術開発プロジェクト」の基本計画に係る意見募集結果、NEDO、平成30年1月30日 概要 基本計画 公募(予告)、平成30年1月29日
Tweet media one
Tweet media two
Tweet media three
Tweet media four
1
8
30
@ogawa_tter
OGAWA, Tadashi
2 years
. @kazunori_279 @kumagi @miyox @yyasuda @ebiken @O_FiberLady Googleが NSDI 2022で Non-Ethernet (L2 Cell-based) な新しい NW環境: Aquilaを発表しました (2022/4/6) ToR-in-NIC (TiN) chipを開発 NW SW-less Dragonfly Max (1152 servers, 24 racks)/Cell 既に実運用?
Tweet media one
Tweet media two
Tweet media three
Tweet media four
@ogawa_tter
OGAWA, Tadashi
2 years
=> "Aquila: A unified, low-latency fabric for datacenter networks", Google, NSDI 2022 GNet: New L2 cell-based, non-Ethernet ToR-in-NIC (TiN) ASIC ECP: ARM Cortex M7, 2 MB SRAM 32x 28 Gbps: GNet (Dragonfly) 2x (PCIe Gen3 x16): One/Two Host 100 GbE: DCN
Tweet media one
Tweet media two
Tweet media three
Tweet media four
1
0
3
1
13
31
@ogawa_tter
OGAWA, Tadashi
4 years
=> "FPGAによる量子コンピュータシミュレーションシステム䛾開発"、 @miyox 、未踏ターゲット事業成果報告会 (量子コンピューティング技術を活用したソフトウェア開発)、2020年2月8日 PDF 成果報告会スライド 2月8日 2月9日
Tweet media one
Tweet media two
Tweet media three
Tweet media four
1
11
30
@ogawa_tter
OGAWA, Tadashi
6 years
"Large-Scale HPC systems based on Heterogeneous multicore processors", Toshikazu Ebisuzaki (RIKEN), 戎崎俊一 (理研), Int Symp: New Horizons of Computational Science w/ Heterogeneous Many-Core Processors, Feb 27 2018 PEZY-SC2 Gyoukou
Tweet media one
Tweet media two
Tweet media three
Tweet media four
1
16
31
@ogawa_tter
OGAWA, Tadashi
6 years
"The Connected, Automated Vehicle: Meeting the Challenges of Car 2.0", Keynote, IEEE Standards Association (IEEE-SA) thernet & IP @ Automotive Technology Day, Nov 2017 PDF NVIDIA/Intel Micron, Jun 2018 =>
Tweet media one
Tweet media two
Tweet media three
Tweet media four
@ogawa_tter
OGAWA, Tadashi
6 years
"Leveraging Advanced Manufacturing to Address Challenges in the Automotive Memory Market.", Brett Debenham, Sr. Director of Test Probe Central Engineering, Micron, Keynote, Semiconductor Wafer Test Workshop 2018, Jun 3, 2018 PDF
Tweet media one
Tweet media two
Tweet media three
Tweet media four
0
1
3
1
8
26
@ogawa_tter
OGAWA, Tadashi
4 years
Top500, Jun 2020 No,1: Fugaku (富岳) おめでとうございます!
Tweet media one
Tweet media two
0
22
31
@ogawa_tter
OGAWA, Tadashi
6 years
=> "BranchScope: A New Side-Channel Attack on Directional Branch Predictor", D. Evtyushkin, et al, ASPLOS 2018, Mar 28 2018 PDF "Jump over ASLR: Attacking Branch Predictors to Bypass ASLR", MICRO 2016
Tweet media one
Tweet media two
Tweet media three
Tweet media four
@ogawa_tter
OGAWA, Tadashi
6 years
=> "Jump over ASLR: Attacking Branch Predictors to Bypass ASLR", D. Evtyushkin, D. Ponomarev, N. Abu-Ghaza, MICRO 2016 Slides =>
1
0
1
1
15
30
@ogawa_tter
OGAWA, Tadashi
8 years
. @ogawa_tter NeXTの記事が出て来た 対談:Steven Jobs vs. 西和彦 「Jobsが明かす次なる NeXTの姿」 全12ページ、SuperASCII、創刊号、1990年8月号 →
Tweet media one
Tweet media two
Tweet media three
Tweet media four
2
14
31
@ogawa_tter
OGAWA, Tadashi
3 years
. @kotatsu_mi 「エンドユーザーを特定できない流通経路での販売が禁止」は、米国で最近活発に議論されてい る半導体サプライチェーン絡みかもしれません、安全・安心な米国内生産体制の確立だけじゃないですよね。 例えば "Securing Semiconductor Supply Chains", Jan 2021
@ogawa_tter
OGAWA, Tadashi
3 years
=> "Securing Semiconductor Supply Chains", CSET Policy Brief, Jan 2021 71 pp CSET Issue Brief, Oct 2020 CRS, Oct 2020 SIA Webinar, Nov 2020 SkyWater, Jan 2021
Tweet media one
Tweet media two
Tweet media three
Tweet media four
1
0
1
0
26
30
@ogawa_tter
OGAWA, Tadashi
1 year
=> "Dongarra Elected as National Academy of Sciences Member", May 5, 2023 “in recognition of their distinguished and continuing achievements in original research.” National Academy of Sciences, May 2
1
7
30
@ogawa_tter
OGAWA, Tadashi
7 years
. @makoto0218ne56 科学技術政策担当大臣等政務三役と総合科学技術・イノベーション会議有識者議員との会合(平成29年度)、平成29年11月9日 文部科学省提出資料で量子科学技術関連のページを抜き出しました 資料
Tweet media one
Tweet media two
Tweet media three
Tweet media four
@ogawa_tter
OGAWA, Tadashi
7 years
=> 科学技術政策担当大臣等政務三役と総合科学技術・イノベーション会議有識者議員との会合(平成29年度)、平成29年11月9日 議題:Society 5.0実現に向けた戦略的重要課題について 資料1-1 資料 9 (1/3)
Tweet media one
Tweet media two
Tweet media three
Tweet media four
1
6
9
0
18
30