7/30/2019 Location Depended Query Processing.crdownload

1/7

Location Dependent Query Processing

Ayse Y. Seydim, Margaret H. DunhamDepartment of Computer Science and

EngineeringSouthern Methodist University

Dallas, TX 75275-0122yasemin(mhd)@engr.smu.edu

Vijay KumarComputer Science Telecommunications

University of Missouri-Kansas CityKansas City, MO 64110

kumar@cstp.umkc.edu

ABSTRACT

1. INTRODUCTION

2. LOCATION AND QUERIES

2.1 Formalization with a Distinction of Loca-tion

Permission to make digital or hard copies of part or all of this work orpersonal or classroom use is granted without fee provided that copies arenot made or distributed for profit or commercial advantage and that copiesbear this notice and the full citation on the first page. To copy otherwise, torepublish, to post on servers, or to redistribute to lists, requires priorspecific permission and/or a fee.MobiDE 2001 USACopyright 2001 ACM 1 -58113-412-6/01/05$5.00

47

7/30/2019 Location Depended Query Processing.crdownload

2/7

(c) circle window(b) half circle window(a) rectangle window

48

7/30/2019 Location Depended Query Processing.crdownload

3/7

49

7/30/2019 Location Depended Query Processing.crdownload

4/7

2.2 Location Aware Queries

2.3 Location Dependent Queries

50

7/30/2019 Location Depended Query Processing.crdownload

5/7

3. REMARKS ON RELATED RESEARCH

51

7/30/2019 Location Depended Query Processing.crdownload

6/7

4. QUERY TRANSLATION IN LDQ PRO-CESSING

5. SUMMARY AND CONCLUSION

6. REFERENCES

52

7/30/2019 Location Depended Query Processing.crdownload

7/7

53