3. Research Areas and Approaches Artificial Intelligence Research Rationalism (Logical) Empiricism (Statistical) Connectionism (Neural) Evolutionary (Genetic) Biological (Molecular) Paradigm Application Intelligent Agents Information Retrieval Electronic Commerce Data Mining Bioinformatics Natural Language Proc. Expert Systems Learning Algorithms Inference Mechanisms Knowledge Representation Intelligent System Architecture
9. A Learning Problem: EnjoySport Sky What is the general concept? Temp Humid Wind Water Forecast EnjoySports Sunny Warm Normal Strong Warm Same Yes Sunny Warm High Strong Warm Same Yes Rainy Cold High Strong Warm Change No Sunny Warm High Strong Cool Change Yes
10. Metaphors and Methods Neurobiology Biological Evolution Heuristic Search Statistical Inference Memory and Retrieval Connectionist Learning Genetic Learning Tree / Rule Induction Case-Based Learning Probabilistic Induction
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15. Examples of Input-Output Pairs Task Inputs Outputs Recognition Action Janitor robot problem Descriptions of objects Classes that the objects belong to Actions or predictions Descriptions of situations Descriptions of offices (floor, prof’s office) Yes or No (indicating whether or not the office contains a recycling bin)
24. Data Recorrection by a Hopfield Network original target data corrupted input data Recorrected data after 10 iterations Recorrected data after 20 iterations Fully recorrected data after 35 iterations
25. ANN for Face Recognition 960 x 3 x 4 network is trained on gray-level images of faces to predict whether a person is looking to their left, right, ahead, or up.
26. Data Mining -- -- -- -- -- -- -- -- -- Target data Cleaned data Transformed data Patterns/ model Knowledge Database/data warehouse Selection & Sampling Preprocessing & Cleaning Transformation & reduction Interpretation/ Evaluation Data Mining Performance system
27. Hot Water Flashing Nozzle with Evolutionary Algorithms Start Hot water entering Steam and droplet at exit At throat: Mach 1 and onset of flashing Hans-Paul Schwefel performed the original experiments
30. Multilayer Perceptrons for Gene Finding and Prediction bases Discrete exon score 0 1 sequence score Coding potential value GC Composition Length Donor Acceptor Intron vocabulary
31. Self-Organizing Maps for DNA Microarray Data Analysis Two-dimensional array of postsynaptic neurons Bundle of synaptic connections Winning neurons Input
32. Biological Information Extraction Database Template Filling Data Analysis & Field Identification Data Classification & Field Extraction Information Extraction Field Property Identification & Learning Text Data DB Location Date DB Record