PPT-Entity Ranking and Relationship

Queries Using an Extended Graph Model Ankur Agrawal S Sudarshan Ajitav Sahoo Adil Sandalwala Prashant Jaiswal IIT Bombay History of Keyword Queries. Joe Meehean. 1. Entity Relationship Model. Entity type. an object (noun). e.g., student. attributes (e.g., last name). Relationship. association between entity types. bidirectional relationship between entities. Sathish. . Vadhiyar. List Ranking on GPUs. Linked list prefix computations – computations of prefix sum on the elements contained in a linked list. Irregular memory accesses – successor of each node of a linked list can be contained anywhere. 1. Enhanced-ER (EER) Model Concepts. Includes all modeling concepts of basic ER . Additional concepts: subclasses/. superclasses. , specialization/generalization, categories, attribute inheritance. Entity. “An . entity. is a business object that represents a group, or category of data.”. 1. Do we know a similar concept? . 1) Stephens, R.K. and Plew. R.R., 2001. . Database Design. . SAMS, Indianapolis , IN.. 2. Outline. Data Modeling: Big picture. E-R Model. Attributes. types. Relationships. connectivity, cardinality. strength, participation, degree. Entities. composite entity. supertype/subtype. Table Normalization. Practice . (3) . :. Data Modelling & the Entity-Relationship Approach. UFCE8V-20-3 . Information Systems Development 3 (SHAPE HK). E-R modelling concepts (1). Entity & Attribute. An . entity. Chapter 2. Overview of Database Design. Conceptual design. : . (. ER Model . is used at this stage.) . What are the . entities. and . relationships. in the enterprise. ?. Students . sign up. . for . Hongning Wang. 1. , . Xiaodong. He. 2. , . Ming-Wei Chang. 2. , . Yang . Song. 2. , . Ryen. . W. White. 2. and Wei Chu. 3. 1. Department of Computer Science. University of Illinois at Urbana-Champaign. Modeling:. 1. CIS . 4365 . Entity Relationship Diagrams. Part 2. Your Individual Project. 2. CIS 4365 . Entity . Relationship Diagrams. We will develop the ERD as a class; you must execute complete the project . Data Modeling What are you keeping track of? You begin to develop a database by deciding what you are going to keep track of. Each “thing” that you are want to keep track becomes an entity in your database. MIS2502: Data Analytics Relational Data Modeling Acknowledgement: David Schuff Aaron Zhi Cheng http://community.mis.temple.edu/zcheng/ acheng@temple.edu Where we are… Transactional Database Analytical Data Store Basis Data 2. ER, Relational Model. Database Design. The database design process can be divided into six steps. The ER model . is most . relevant to the first three steps. .. Requirements . Analysis. ECDC TECHNICAL REPORT Best practices in ranking emerging infectious disease threats A literature review ii This report was commissioned by the European Centre for Disease Prevention and Control (ECDC Raju . Balakrishnan. . rajub@asu.edu. (PhD Dissertation Defense). Committee: Subbarao Kambhampati (chair). Yi Chen. . AnHai. Doan. . Huan. Liu.. Agenda. Part 1: Ranking the Deep Web. SourceRank: Ranking Sources..