NAVIGATING SCIENTIFIC LITERATURE A HOLISTIC PERSPECTIVE. Venu Govindaraju
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1 NAVIGATING SCIENTIFIC LITERATURE A HOLISTIC PERSPECTIVE Venu Govindaraju
2 BIOMETRICS DOCUMENT ANALYSIS PATTERN RECOGNITION 8/24/2015 ICDAR Towards a Globally Optimal Approach for Learning Deep Unsupervised Models Organizing Multiple Experts for Efficient Pattern Recognition Active Pattern Recognition Using Genetic Programming A Complexity Framework for Combination of Classifiers in Verification and Identification Systems Image Processing using Ontology Concepts for Image Segmentation Language Motivated Approaches for Human Action Recognition and Spotting Intrusion Detection using Spatial Information and Behavioral Biometrics Integrating Minutiae Based Fingerprint Matching with Local Correlation Methods Integrating Facial Expressions and Skin Texture in Dace Recognition Stochastic Modeling of High-level Structures in Handwritten Word Recognition Statistical Techniques for Efficient Indexing and Retrieval of Document Images Probabilistic Random Field based Text Identification Enhancing Cyber Security through the use of Synthetic Handwritten CAPTCHAs Language Models and Automatic Topic Categorization for Information Retrieval in Handwritten Documents Methods for Biomedical Image Content Extraction Toward Improved Multimodal Retrieval of Biomedical Articles A Novel Multi-sample Fusion Methodology for Improving Biometric Recognition Enhancement and Retrieval of Low Quality Handwritten Documents A Stochastic Framework for Font Independent Devanagari OCR A Semi Supervised Framework for Handwritten Document Analysis Bayesian Background Models for Retrieval of Handwritten Documents Accents in Handwriting: A Hierarchical Bayesian Approach to Handwriting Analysis Hierarchical and Dynamic-Relational Models for Handwriting Recognition Multilingual Word Spotting in Offline Handwritten Documents A Framework for Fingerprint Enhancement and Feature Detection Minutia-Based Partial Fingerprint Recognition Sequential Pattern Classification without Explicit Feature Extraction Automatic Recognition of Handwritten Medical Forms for Search Engines Exploiting the Gap between Human and Machine Abilities in Handwriting Recognition for Web Security Applications Face Modeling and Biometric Anti-spoofing using Probability Distribution Transfer Learning A Framework for Efficient Fingerprint Identification using a Minutiae Tree
3 8/24/2015 ICDAR
4 8/24/2015 ICDAR Key Innovations Grand Challenges
5 8/24/2015 ICDAR Old Order - DIA UW English Document Image Database (Phillips, Technical report, 1996, citations: 29) Layout analysis Word, line, zone segmentation, etc. Performance: >90% accuracy Logical structure analysis Text entity, reading order Performance >99% accuracy Text recognition Performance >99% accuracy
6 8/24/2015 ICDAR Scientific Process nanos gigantum humeris insidentes Past/Current L E A R N Future D I S C O V E R Wisdom Judgment Understanding STATE OF THE ART DATA Data Numbers Symbols Knowledge Insights Theory Information Experiment Processed Framework data Who/What/When Analysis Meaning KNOWLEDGE
7 8/24/2015 ICDAR When knowledge becomes data Variety Big Data Velocity Volume Veracity Source (4Vs of Big Data) : IBM
8 8/24/2015 ICDAR Scientific Literature 2009 estimate: 50 million articles; 28 thousand journals 1.8M articles added every year. 23 million articles (Just biomedical literature) Volume 45 million articles Variety 40 million articles Unknown (peer reviewed only) Veracity Roughly, papers double every years! [Meadows, 1998, p.16] Velocity
9 4Vs 8/24/2015 ICDAR Big Data Side Effects Challenges for ICDAR Community Volume Velocity Variety Veracity References Reinvention Replicability Reputation 4Rs
10 References Volume Challenge 8/24/2015 ICDAR
11 Reinvention Velocity Challenge 8/24/2015 ICDAR
12 Replicability Veracity Challenge 8/24/2015 ICDAR Nullius in verba On the word of no one" or "Take nobody's word for it"
13 Reputation Veracity Challenge 8/24/2015 ICDAR How Many Scientists Does It Take to Write a Paper?
14 Challenges 8/24/2015 ICDAR
15 8/24/2015 ICDAR GRAND CHALLENGE BIG DATA VOLUME VELOCITY VARIETY VERACITY References Reinvention Replicability Cognitive burden Reinventing wheel Authenticity
16 8/24/2015 ICDAR Addressing the Cognitive Burden Volume Scientific articles Web Blogs Integrated learning Slides Tutorials Video talks
17 8/24/2015 ICDAR Addressing Reinventing the wheel? Velocity Least square with linear constraints: one type of quadratic program in mathematics Isotonic regression: in statistics Trapezoid rule: calculus 17 th century Tai's Model, 1994, 254 citations 17
18 8/24/2015 ICDAR Addressing Replicability Velocity Dataset UNLV/ISRI 64 pages, 6796 blocks Heuristics parameters Vertical: 15 pixels Horizontal: 50/30 pixels Classes: Text, Table, Caption, Figs Classifier: Support Vector Machines IBM Journal 1982 Accuracy: % at block level
19 8/24/2015 ICDAR Addressing Authenticity Veracity Datasets Public Benchmark Published Reputation Authors Lab Journal Experiments Comparative results CODE available!! Citations Only Counts?
20 8/24/2015 ICDAR Veracity All citations are not equal Which citation is more trustworthy? Sentiment analysis: Targeted NLP
21 Veracity Dataset linkages 8/24/2015 ICDAR MNIST: 60k training, 10k testing images Gradient-based learning applied to document recognition, Lecun et al 1998 (Citations: 3547) Ciresan et al Training on automatically augmented dataset: During training the digits are randomly distorted The MCDNN has a very low 0.23% error rate
22 8/24/2015 ICDAR OUR NEXT FRONTIER Tables, Graphs Equations Targeted NLP Keyword spotting Multimedia
23 8/24/2015 ICDAR Tables Analysis 4Vs
24 8/24/2015 ICDAR Graphs Analysis 4Vs
25 8/24/2015 ICDAR Equations Analysis Velocity Domain awareness Matrix representation Operators Symbols Document awareness Dependent variables independent variables regression coefficients, error
26 26 Query Interface Face Recognition FAR ( ) vs FRR CVPR Science Advanced Search Options X-Y Plots Tables Nature Figures Original Paper Original Paper Original Paper
27 8/24/2015 ICDAR Query: Line graph X Axis Label: AdaBoost iterations Range: Unit: - Y Axis Label: Misclassification Error Range: Unit: - Legend: - Number of lines: 2 Retrieve similar graphs
28 8/24/2015 ICDAR Holistic View Linkages SUPERVISED SEMI-SUPERVISED Online cursive handwriting recognition using speech recognition methods;, John Makhoul, Richard Schwartz, and George Chou ICASSP 1994
29 8/24/2015 ICDAR Accelerated Discovery +30% DBN +10% Dropout HMM Speech RNN? Handwriting?
30 8/24/2015 ICDAR Key Innovations Grand Challenges
31 Handwriting Recognition Key Innovations Lexicons Fusion Retrieval Security
32 8/24/2015 ICDAR Summary Grand Challenges 4Vs of Scientific Big Data 4 Rs: References, Reinvention, Replicability, Reputation Grand Opportunities Accelerated Discovery : Supervised linkages, heuristics; Integrate learning channels Key Innovations Handwriting Recognition: Lexicons; Fusion; Retrieval; Security
33 8/24/2015 ICDAR Special Thanks to All my students and colleagues especially to colleagues Srirangaraj Setlur and Ifeoma Nwogu
34 Thank You
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