Upgrade to Pro
— share decks privately, control downloads, hide ads and more …
Speaker Deck
Features
Speaker Deck
PRO
Sign in
Sign up for free
Search
Search
ブロックチェーンの可能性と不可能性 〜 人間の「自由」をめぐる技術闘争 〜 / Blockch...
Search
Kenji Saito
PRO
June 13, 2017
Technology
0
310
ブロックチェーンの可能性と不可能性 〜 人間の「自由」をめぐる技術闘争 〜 / Blockchains and Technological Conflicts around Human Liberty
2017年6月13日(火)、慶應義塾大学三田キャンパスにて開催された SFC フォーラム 2017年度 第1回 研究セミナーでの講演で使用したスライドです。
Kenji Saito
PRO
June 13, 2017
Tweet
Share
More Decks by Kenji Saito
See All by Kenji Saito
P 値と有意差/分散分析 / P-value, Significant Difference and Analysis of Variance
ks91
PRO
0
17
関連2群のt検定/独立2群のt検定 / Related 2-group t-test and independent 2-group t-test
ks91
PRO
0
47
A Guide to Paper Writing Support with Generative AI - A Joint Zemi
ks91
PRO
0
9
正規分布と簡単な統計理論/t分布と信頼区間 / Normal distribution, simple statistical theory, t-distribution and confidence intervals
ks91
PRO
0
42
じわじわ迫ってきている自動化社会 (その先にメタ・ネイチャー) / The Slowly Approaching Automated Society (and its beyond: Meta-Nature)
ks91
PRO
0
6
起こりうる誤った推論/平均・分散・標準偏差・自由度 / Possible false inferences, means, variances, standard deviations and degrees of freedom
ks91
PRO
0
57
LaTeX と Overleaf によるショートペーパー作成 / Short paper writing with LaTeX and Overleaf
ks91
PRO
0
23
R を用いた検定(補講) (1) — Welch 検定 / Tests using R (supplementary) (1) - Welch test
ks91
PRO
0
12
R を用いた検定(補講) (2) — カイ二乗検定 / Tests using R (supplementary) (2) - Chi-squared test
ks91
PRO
0
13
Other Decks in Technology
See All in Technology
[Oracle TechNight#85] Oracle Autonomous Databaseを使ったAI活用入門
oracle4engineer
PRO
1
170
watsonx.ai Dojo #5 ファインチューニングとInstructLAB
oniak3ibm
PRO
0
260
大規模言語モデルとそのソフトウェア開発に向けた応用 (2024年版)
kazato
1
190
re:Invent をおうちで楽しんでみた ~CloudWatch のオブザーバビリティ機能がスゴい!/ Enjoyed AWS re:Invent from Home and CloudWatch Observability Feature is Amazing!
yuj1osm
0
140
UI State設計とテスト方針
rmakiyama
4
890
事業貢献を考えるための技術改善の目標設計と改善実績 / Targeted design of technical improvements to consider business contribution and improvement performance
oomatomo
0
180
AIエージェントに脈アリかどうかを分析させてみた
sonoda_mj
2
110
【令和最新版】ロボットシミュレータ Genesis x ROS 2で始める快適AIロボット開発
hakuturu583
1
1.1k
3年でバックエンドエンジニアが5倍に増えても破綻しなかったアーキテクチャ そして、これから / Software architecture that scales even with a 5x increase in backend engineers in 3 years
euglena1215
11
4.1k
Qiita埋め込み用スライド
naoki_0531
0
5.4k
Web APIをなぜつくるのか
mikanichinose
0
940
ゼロから創る横断SREチーム 挑戦と進化の軌跡
rvirus0817
3
670
Featured
See All Featured
Optimizing for Happiness
mojombo
376
70k
The World Runs on Bad Software
bkeepers
PRO
66
11k
GitHub's CSS Performance
jonrohan
1031
460k
Fontdeck: Realign not Redesign
paulrobertlloyd
82
5.3k
Mobile First: as difficult as doing things right
swwweet
222
9k
[RailsConf 2023 Opening Keynote] The Magic of Rails
eileencodes
28
9.2k
Fight the Zombie Pattern Library - RWD Summit 2016
marcelosomers
232
17k
Designing for humans not robots
tammielis
250
25k
Automating Front-end Workflow
addyosmani
1366
200k
Helping Users Find Their Own Way: Creating Modern Search Experiences
danielanewman
29
2.3k
Product Roadmaps are Hard
iamctodd
PRO
50
11k
Building Adaptive Systems
keathley
38
2.3k
Transcript
∼ ∼ SFC
[email protected]
∼ — 2017-06-13 – p.1/28
( ) SFC ( ) CSO (Chief Science Officer) CEO
1993 M.Eng ( ) 2006 ( ) SFC 16 P2P 2011 → ( ) ∼ — 2017-06-13 – p.2/28
NEO — (2009) : SF NEO : New Economic Order
( ) http://grsj.jp/neo.pdf (CC-BY-SA 3.0) science fiction prototyping (1) (2) ∼ — 2017-06-13 – p.3/28
WIRED vol.25 The Power of Blockchain (2016) : 5 Family
( ) ∼ — 2017-06-13 – p.4/28
SFC ⇒ ∼ — 2017-06-13 – p.5/28
(by Satoshi Nakamoto) Satoshi ( ) (block; , ) (chain;
) ∼ — 2017-06-13 – p.6/28
( ) P2P ( ) (double spending) ⇒ ( )
← ∼ — 2017-06-13 – p.7/28
/DLT(Distributed Ledger Technology) ( ) Bitcoin ( ) Open Assets
Protocol (OAP) ( ) Ethereum ( ) Enterprise Ethereum Alliance (↓ ) ( ) Hyperledger (Linux Foundation) Fabric (IBM), Sawtooth (Intel), Iroha ( ) Corda (R3) ∼ — 2017-06-13 – p.8/28
/ (1) 2,100 cm3 1 1cm3 10 12.5cm3 ⇒ ⇒
( ) ∼ — 2017-06-13 – p.9/28
/ (2) ( ) ( ) ( ) ( )
→ ( ) ∼ — 2017-06-13 – p.10/28
∼ ( ) ∼ — 2017-06-13 – p.11/28
∼ ( ) ∼ — 2017-06-13 – p.12/28
/DLT(Distributed Ledger Technology) End-to-End ( ) ( ) ∼ —
2017-06-13 – p.13/28
∼ — 2017-06-13 – p.14/28
⇒ ( ) : ∼ — 2017-06-13 – p.15/28
⇒ = ∼ — 2017-06-13 – p.16/28
⇒ : ∼ — 2017-06-13 – p.17/28
(2014.2-2016.1) 2 ∼ — 2017-06-13 – p.18/28
⇒ ∼ — 2017-06-13 – p.19/28
vs. ⇒ 1 ∼ — 2017-06-13 – p.20/28
⇒ ∼ — 2017-06-13 – p.21/28
⇒ SegWit( ) ( ) ∼ — 2017-06-13 – p.22/28
Ether Ether Ether . . . BTC Everledger, Factom OAP
⇒ ∼ — 2017-06-13 – p.23/28
The DAO SegWit ∼ — 2017-06-13 – p.24/28
The DAO ( ) The DAO Split ( ) 360
ETH (50∼60 ) (2016/6/17) ( → ) ( → ; ) ( ) (2016/7/20 ) ∼ — 2017-06-13 – p.25/28
SegWit SegWit (Segrageted Witness) (1) ( ) (2) ( )
( ) → SegWit ( ) → MASF (Miner-Activated Soft Fork) vs. UASF (User-Activated Soft Fork) UASF SegWit 2017 8 1 UASF ∼ — 2017-06-13 – p.26/28
SegWit (MASF ) 2016 100 SegWit (95% ) (MASF )
. . . ∼ — 2017-06-13 – p.27/28
( : The DAO ) ( : SegWit) = ∼
— 2017-06-13 – p.28/28