John G. Kollias - researchr alias

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Viewing Publication 1 - 39 from 39

1990

Implementation of Overlapping B-Trees for Time and Space Efficient Representation of Collections of Similar FilesF. Warren Burton, John G. Kollias, D. G. Matsakis, V. G. Kollias. cj, 33(3):279-280, 1990.

The Optimum Execution Order of Queries in Linear StorageJohn G. Kollias, Yannis Manolopoulos, Christos H. Papadimitriou. ipl, 36(3):141-145, 1990.

Optimal Data Placement in Two-Headed Disk SystemsYannis Manolopoulos, John G. Kollias. bit, 30(2):216-219, 1990.

1989

Functional Programming with QuadtreesF. Warren Burton, John G. Kollias. IEEE Software, 6(1):90-97, 1989.

Triply Chained Tree: An Enhancement of Doubly Chained TreeG. M. Famelis, Michael Hatzopoulos, John G. Kollias. wi, 31(1):19-25, 1989.

Expressions for Completely and Partly Unsuccessful Batched Search of Sequential and Tree-Structured FilesYannis Manolopoulos, John G. Kollias. TSE, 15(6):794-799, 1989. [doi]

Performance of a Two-Headed Disk System when Serving Database Queries Under the Scan PolicyYannis Manolopoulos, John G. Kollias. TODS, 14(3):425-442, 1989. [doi]

1988

Reduction of Storage Requirements by Sharing Common Information in an Office Information SystemF. Warren Burton, John G. Kollias. wi, 30(10):443-448, 1988.

Estimating Disk Head Movement in Batched SearchingYannis Manolopoulos, John G. Kollias. bit, 28(1):27-36, 1988.

1987

A General PASCAL Program for Map Overlay of Quadtrees and Related ProblemsF. Warren Burton, V. J. Kollias, John G. Kollias. cj, 30(4):355-361, 1987.

Batched Interpolation SearchYannis Manolopoulos, John G. Kollias, F. Warren Burton. cj, 30(6):565-568, 1987.

1986

Real-Time Raster to Quadtree and Quadtree to Raster Conversion Algorithms with Modest Storage RequirementsF. Warren Burton, V. J. Kollias, John G. Kollias. wi, 28(4):170-174, 1986.

Sequential vs. Binary Batched SearchingYannis Manolopoulos, John G. Kollias, Michael Hatzopoulos. cj, 29(4):368-372, 1986.

1985

Multiple Generation Text Files Using Overlapping Tree StructuresF. Warren Burton, Matthew M. Huntbach, John G. Kollias. cj, 28(4):414-416, 1985.

Expected and worst-case storage requirements for quadtreesF. Warren Burton, Vassiliki J. Kollias, John G. Kollias. prl, 3(2):131-135, 1985. [doi]

On the Selection of a Reduced Set of IndexesMichael Hatzopoulos, John G. Kollias. cj, 28(4):406-408, 1985.

Towards the Optimal Secondary Index Organisation and Secondary Index SelectionMichael Hatzopoulos, John G. Kollias. cj, 28(5):524-529, 1985.

1984

1983

A dynamic model for the optimal selection of secondary indexesMichael Hatzopoulos, John G. Kollias. is, 8(3):159-164, 1983.

The Effect of Missing, Retroactive, Erroneous and/or Late Data in Designing Accounting ApplicationsJohn G. Kollias. cj, 26(2):117-123, 1983.

1982

The Determination of the Optimum Database Maintenance PointsMichael Hatzopoulos, John G. Kollias. cj, 25(1):126-129, 1982.

Maintaining the Initial Performance of a Network StructureMichael Hatzopoulos, John G. Kollias. wi, 24(5):290-294, 1982.

1981

The Application of a Number of Differential Files to the Maintenance of Large DatabasesMichael Hatzopoulos, John G. Kollias, V. J. Kollias. wi, 23(1):12-16, 1981.

Optimal Policy for Database Backup and RecoveryMichael Hatzopoulos, John G. Kollias. ipl, 12(2):55-58, 1981.

Allocation of copies of s distinct files in an information networkJohn G. Kollias, Michael Hatzopoulos. is, 6(3):201-204, 1981.

Criteria to Aid in Solving the Problem of Allocating Copies of a File in a Computer NetworkJohn G. Kollias, Michael Hatzopoulos. cj, 24(1):29-30, 1981.

1980

Some Rules for Introducing Indexing Paths in a Primary FileMichael Hatzopoulos, John G. Kollias. cj, 23(3):207-211, 1980.

The file allocation problem under dynamic usageMichael Hatzopoulos, John G. Kollias. is, 5(3):197-201, 1980.

The Reorganization of Multilist Database StructuresMichael Hatzopoulos, John G. Kollias. wi, 22(10):424-426, 1980.

Database maintenance efficiency using differential filesV. J. Kollias, Michael Hatzopoulos, John G. Kollias. is, 5(4):319-321, 1980.

1979

Optimising Disc Head Movements in Secondary Key RetrievalsF. Warren Burton, John G. Kollias. cj, 22(3):206-208, 1979.

File organizations and their reorganizationJohn G. Kollias. is, 4(3):49-54, 1979.

A heuristic approach for determining the optimal degree of file inversionJohn G. Kollias. is, 4(4):307-318, 1979.

1978

An Estimate of Seek Time for Batched Searching of Random or Index Sequential Structured FilesJohn G. Kollias. cj, 21(2):132-133, 1978.

1977

Improving the Performance of an Intelligent Data Management SystemJohn G. Kollias, Peter M. Stocker, P. A. Dearnley. cj, 20(4):302-307, 1977.

1976

The Design of Data Base Management Systems Using Linear Programming TechniquesJohn G. Kollias. PhD thesis, University of East Anglia, Norwich, UK, 1976. [doi]

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