PPT-1 Search Problems

CSD 15780 Graduate Artificial Intelligence Instructors Zico Kolter and Zack Rubinstein TA Vittorio Perera 2 Search Search lectures Readings Section II in Norvig and Russel. ucsced to sign into your portal Click Main Menu then My Student Center folder then My St udent Center page How to Use Class Search Students Page of Last updated 10292011 Class Search Criteria Select the appropriate t erm Tip ind Lower Division classe 10 11 Graph Search Methods Many graph problems solved using a search method Path from one vertex to another Is the graph connected Find a spanning tree Etc Commonly used search methods Breadthfirst search Depthfirst search BreadthFirst Search Visit Borislav. . Nikoli. ć. , . Hazem. Ismail Abdel Aziz Ali, . Kostiantyn. . Berezovskyi. , Ricardo . Garibay. Martinez, Muhammad Ali . Awan. The Outline. Introduction. Heuristics. Local search. Metaheuristics. Should have had all this in CS 252 – Quick review. Many problems have an exponential number of possibilities and we can try each option against some objective to get an answer. Note that this "testing" is fast (always polynomial!). We have experience in search where we assume that we are the only intelligent entity and we have explicit control over the “world”.. Let us consider what happens when we relax those assumptions. We have an . Effects of Faculty Search Toolkit implementation and Search Chair Workshops on Faculty Job Applications 2016/2017. Mark Clarke. Christiane Spitzmueller. Erika Henderson. DIVERSITY SEARCH COMMITTEE TRAINING. Universal Search Techniques. Precision- getting results that are relevant, “on topic.”. Recall- getting all of the relevant results, i.e. not being too narrow in search scope. Subject vs. Keyword. 6. 9. 2. 4. 1. 8. <. >. =. © 2014 Goodrich, Tamassia, Goldwasser. Presentation for use with the textbook . Data Structures and Algorithms in Java, 6. th. edition. , by M. T. Goodrich, R. Tamassia, and M. H. Goldwasser, Wiley, 2014. How much of the total web are you able to searchFreshness How often do their crawlers update the copies of the web pages you are searchingCompleteness of textIs the database really full text or only p For differentiable function it has been shown that even if you need to calculate derivatives by finite differences, derivative-based algorithms are better than ones that do not use derivatives.. However, we will start with . Basic . search terms: Metformin AND Gestational diabetes . mellitus. ("metformin"[. MeSH. Terms] OR "metformin"[All Fields]) AND ("diabetes, gestational"[. MeSH. Terms] OR ("diabetes"[All Fields] AND "gestational"[All Fields]) OR "gestational diabetes"[All Fields] OR ("gestational"[All Fields] AND "diabetes"[All Fields] AND "mellitus"[All Fields]) OR "gestational diabetes mellitus"[All Fields. often, something learned experientially and recalled when needed. Heuristic Function - function applied to a state in a search space to indicate a likelihood of success if that state is selected. heuristic search methods are known as “weak methods” because of their generality and because they do not apply a great deal of knowledge . Use different types of search tools and compare search results. Apply search tool shortcuts and advanced features, including Boolean operators. Perform searches using browser search features. Identify and use specialized search tools. jteevan. ). Microsoft Research. ECIR 2017. . . The World Wide Web . In 1994. Content. 2,700 websites (14% .com). Tools. Mosaic only . 1 year old. Pre-Netscape, IE, Chrome. 4 years pre-Google. Search Engines.