Turn Data into Knowledge

About Me

Benjamin Devèze

Expert in Artificial Intelligence, Machine Learning, Natural Language Processing, Search Engines

14 years of experience in tech start-ups as 1st employee bootstrapping & scaling technology, product and team

Founder @ Knowledia

2018 - 2020

CTO - Head of Data Science & AI @ Clustree (sold to Cornerstone)

2014 - 2018

CTO @ Yakaz (sold)

2006 - 2014

Education in Computer Science & Artificial Intelligence

Technology Overview

API

Knowledge Graph

Natural Language Processing

Data Acquisition & Extraction

Enriched Textual Corpus

Technology Overview

API

Knowledge Graph

Natural Language Processing

Data Acquisition & Extraction

Enriched Textual Corpus

Knowledge Graph

What's a knowledge graph?

Knowledge Graph

Nodes are entities

Nodes are values

MEDIA GEO COORDINATES TEXT QUANTITY TIME URL EXTERNAL IDENTIFIER

Edges are statements linking nodes via a property

Steve Jobs founder

Apple Inc.

Paris location 48°51'25"N, 2°21'5"E

Statements are sourced

Qasem Soleimani manner of death

Airstrike source www.nytimes.com

Knowledge Graph

Sources

Wikidata

Wikipedia

DBpedia

Freebase

OpenStreetMap

GeoNames

World Factbook

IMDb

MusicBrainz

Amazon

Microformats

Web

Knowledge Graph

Computation Graph

Knowledge Graph

Current numbers

62 million entities

7200 properties

2.7 billion statements

only 12h for full recomputation

Technology Overview

API

Knowledge Graph

Natural Language Processing

Data Acquisition & Extraction

Enriched Textual Corpus

Natural Language Processing

Language Detection

Available

Steve Jobs was the CEO of Apple.

→

Steve Jobs était le PDG d'Apple.

→

Sentence Segmentation

Available

Steve Jobs was the CEO of Apple. He was born in San Francisco.

Tokenization

Available

Steve Jobs was the CEO of Apple

Part-of-speech tags and dependencies

Available

Natural Language Processing

Reading Time Estimation

Available

Steve Jobs was the CEO of Apple...

→

5 minutes read

Readability Estimation

Available

Steve Jobs was the CEO of Apple.

→

EASY

Named Entity Recognition

Available

PERSONSteve Jobs co-founded ORGANIZATIONApple in DATE1976

Named Entity Linking

Available

Steve Jobs co-founded

Apple . He loved to eat

Apples .

Natural Language Processing

Co-Reference Resolution

Available

Steve Jobs was the CEO of Apple. He was a perfectionist.

Cross-Lingual Semantic Similarity

Available

Martin Fourcade wins 11th world title, equalling all-time record.

Fourcade un palmarès en or.

→

highly similar

Categorization

Available

Martin Fourcade wins 11th world title, equalling all-time record.

→

Sports

Natural Language Processing

Sentiment Analysis

Available Soon

We lost awfully to England yesterday due to fatigue.

→

Negative

The team played superbly winning all their games against some very good teams.

→

Positive

Entity-Based Sentiment Analysis

Available Soon

Satya Nadella is a great CEO unlike

Steve Ballmer .

Aspect-Based Sentiment Analysis

Available Soon

The iPhone X delivers a gorgeous 5.8-inch OLED screen but I wish the battery was better.

→

Screen

Battery

Natural Language Processing

Translation

Available Later

Steve Jobs was the CEO of Apple.

→

Steve Jobs était le PDG d'Apple.

Information Extraction

Available Later

Microsoft announced their acquisition of LinkedIn.

→

Microsoft subsidiary

Question Answering

Available Later

South Korea reported 231 new cases of a coronavirus, taking total infections to 833.

How many coronavirus cases were reported in South Korea?

→

833

Summarization

Available Later

South Korea reported 231 new cases of a coronavirus, taking total infections to 833, health authorities said on Monday, a day after raising its infectious disease alert to the highest level...

→

South Korea coronavirus cases surge

Technology Overview

API

Knowledge Graph

Natural Language Processing

Data Acquisition & Extraction

Enriched Textual Corpus

DATA ACQUISITION & EXTRACTION

Generic Scalable Distributed Crawler

↔

RootsScheduler 1

...

RootsScheduler N

→

RootsProcessor 1

...

RootsProcessor N

→

ItemsFetcher 1

...

ItemsFetcher N

→

ItemsProcessor 1

...

ItemsProcessor N

Crawler Live Dashboard

DATA ACQUISITION & EXTRACTION

Automatic Content Extraction

→

Title

The Toyko Olympics could actually be canceled due to the coronavirus outbreak

Authors

Mike Wehner

Publication Date

February 25th, 2020 at 3:12 PM

Text

The coronavirus outbreak originated and China and has since slowly spread across many corners of the globe. Most confirmed cases of COVID-19 infection are isolated to China, but neighboring countries including Japan have seen their fair share as well...

Media