Efficient database support for WWW image retrieval

... Semantic Model for WWW Images Two key issues must be addressed in designing an effective image retrieval system to support WWW images: • Determine a representation for a WWW image and the query ... semantic-based WWW image retrieval system, and study the problem of indexing image database to provide efficient support 1.1 1.1.1 Content-Based Image Retrieval (CBIR...

Ngày tải lên: 17/09/2015, 17:20

... relations R and S, and a predicate θ R θ S is, as usual, the relational θ join of R and S For now, assume that θ is a conjunction of the form R.a1 op1 S.a1 AND R.a2 op2 S.a2 AND, …, AND R.ap-1 ... Without loss of generality, let θ be of the form R.a1 = S.a1 AND R.a2 = S.a2 AND, …, AND R.ak = S.ak AND R.ak+1 < S.ak+1 Now within each group G, all R and S tuples match each...

Ngày tải lên: 07/03/2014, 14:20

... [1…n] and R.b and S.b from [1…m] gives a combined selectivity of 1/(n*m) For the inequality predicates (R.a > S.a and R.b > S.b), both attributes in S were chosen uniformly from [1…1000] and R.a and ... inequality, and iii) inequalities We present the times for full joins for comparison for computing the full join, Predator’s optimizer chose sort-merge for the first two...

Ngày tải lên: 16/03/2014, 16:20

... approach from the Tobacco-800 document image database [1, 16] Matching and Retrieval 4.1 Overview Given a query logo instance and a database of detected logos, our goal of logo matching is to compute ... underlying transformations (affine for linear and TPS for non-linear transformation), which improves shape matching and discrimination Shape contexts method gives the best...

Ngày tải lên: 31/12/2014, 06:07

... System Support for Software Fault Tolerance in Highly Available Database Management Systems by Mark Paul Sullivan Abstract Today, software errors are the leading cause of outages in fault ... differences in the risk to data in main CHAPTER INTRODUCTION memory and on disk 1.3 Existing Approaches to Software Fault Tolerance Current strategies for reduci...

Ngày tải lên: 28/04/2014, 13:32

... cascaded combination They aimed at combining the output of five different expert classifiers trained using three different low-level features In the system introduced in [12], several low-level image primitives ... be contained in a single object and large enough to convey information about the underlying semantic object The proposed framework for object-based semantic imag...

Ngày tải lên: 22/06/2014, 06:20

... V Lavrenko, and R Manmatha, “Automatic image annotation and retrieval using cross-media relevance models,” in Proceedings of the 26th Annual International ACM SIGIR Conference on Research and ... photo images All images can be partitioned into over 70 000 regions with two scales of image segmentation These images contain a wide range of contents, such as landscapes, animals, plants, a...

Ngày tải lên: 22/06/2014, 19:20

... images they are searching for Clustering techniques can be used to organize visually similar images into groups and minimize the number of undesired images shown to the user (ii) Navigation with ... Atlantic University His research interests and publications have been focused on image processing, analysis, annotation, search, and retrieval; human and computer vision; video pr...

Ngày tải lên: 22/06/2014, 23:20

... background database Researching scientific background for extracting military geographic data from remote sensing image for the purpose of updating database * Testing: Testing the building of generalization ... in building and updating map database 2.2.1 Digital map 2.2.2 Building map database 2.2.3 Updating database by remote sensing image 2....

Ngày tải lên: 04/10/2014, 13:22

... UNIVERSITY OF TECHNOLOGY AND ENGINEERING Binh Minh Nguyen EFFICIENT CORE SELECTION FOR MULTICAST ROUTING IN MOBILE AD HOC NETWORKS GRADUATION THESIS Faculty of Information Technology Supervisor: ... all nodes in the multicast group Routing protocols designed for mobile ad hoc networks maintain only approximate and minimal topology information, and therefo...

Ngày tải lên: 23/11/2012, 15:03

... of the problem, optimal algorithms can solve some instances of the p- median problem with reasonable effort A typical approach is to combine Lagrangian relaxation with branch-and-bound (see, for ... members of the population after every population update The steps for the replacement operator are as follows Replacement Operator Input: One candidate member Step If fitness value...

Ngày tải lên: 08/08/2013, 08:38

... control of the host controller from the BIOS, the Microsoft host controller driver clears the RS bit to stop the host controller and clears the CF bit USB STATUS (USBSTS) register structure The USBSTS ... OHCI Host Controller The host controller driver is responsible for a per -host controller set of data called device data At startup and shu...

Ngày tải lên: 07/10/2013, 00:20

... can standardize the document Support for Information Management In Virtual Organization Page 35 This Page is Intentionally Left Blank Support for Information Management In Virtual Organization ... responsible for all the information which is carried out in that laboratory, and they have to maintain the secrecy and privacy about some confidential information Su...

Ngày tải lên: 20/12/2013, 19:15

... important to them Many say that caring for someone with cancer changed them forever They used their strengths to support their loved one And they learned more about themselves along the way that ... Other Resources for Caregivers Caring for the Caregiver National Cancer Institute Current information and materials on all cancer issues Phone: 1-800-4 -CANCER (1-800-422-...

Ngày tải lên: 15/02/2014, 04:20