| 2016 | HPCC | Multidimensional Sparse Array Storage for Data Analytics. | Ekow J. Otoo, Hairong Wang, Gideon Nimako |
| 2014 | SSDBM | New approaches to storing and manipulating multi-dimensional sparse arrays. | Ekow J. Otoo, Hairong Wang, Gideon Nimako |
| 2013 | ADC | Concurrent Operations of O2-Tree on Shared Memory Multicore Architectures. | Daniel Ohene-Kwofie, Ekow J. Otoo, Gideon Nimako |
| 2013 | CLUSTER | PEXTA: A Parallel Chunked Extendible Dense Array I/O for global array (GA). | Gideon Nimako, Ekow J. Otoo, Daniel Ohene-Kwofie |
| 2012 | ICA3PP | Fast Parallel Algorithms for Blocked Dense Matrix Multiplication on Shared Memory Architectures. | Gideon Nimako, Ekow J. Otoo, Daniel Ohene-Kwofie |
| 2012 | SC | Using Chunked Extendible Array for Physical Storage of Scientific Datasets. | Ekow J. Otoo, Gideon Nimako, Daniel Ohene-Kwofie |
| 2010 | SSDBM | Dynamic Data Reorganization for Energy Savings in Disk Storage Systems. | Ekow J. Otoo, Doron Rotem, Shih-Chiang Tsao |
| 2009 | CLUSTER | Workload-adaptive management of energy-smart disk storage systems. | Ekow J. Otoo, Doron Rotem, Shih-Chiang Tsao |
| 2009 | SSDBM | Energy Smart Management of Scientific Data. | Ekow J. Otoo, Doron Rotem, Shih-Chiang Tsao |
| 2007 | CLUSTER | Parallel access of out-of-core dense extendible arrays. | Ekow J. Otoo, Doron Rotem |
| 2007 | DOLAP | Optimal chunking of large multidimensional arrays for data warehousing. | Ekow J. Otoo, Doron Rotem, Sridhar Seshadri |
| 2006 | SSDBM | Efficient Storage Allocation of Large-Scale Extendible Multi-dimensional Scientific Datasets. | Ekow J. Otoo, Doron Rotem |
| 2004 | DEXA | Efficient Algorithms for Multi-file Caching. | Ekow J. Otoo, Doron Rotem, Sridhar Seshadri |
| 2004 | SC | Optimal File-Bundle Caching Algorithms for Data-Grids. | Ekow J. Otoo, Doron Rotem, Alexandru Romosan |
| 2004 | VLDB | On the performance of bitmap indices for high cardinality attributes. | Kesheng Wu, Ekow J. Otoo, Arie Shoshani |
| 2002 | SC | Disk cache replacement algorithm for storage resource managers in data grids. | Ekow J. Otoo, Frank Olken, Arie Shoshani |
| 2002 | SSDBM | Compressing Bitmap Indexes for Faster Search Operations. | Kesheng Wu, Ekow J. Otoo, Arie Shoshani |
| 2001 | CIKM | A Performance Comparison of bitmap indexes. | Kesheng Wu, Ekow J. Otoo, Arie Shoshani |
| 2001 | SSDBM | Clustering High dimensional Massive Scientific Dataset. | Ekow J. Otoo, Arie Shoshani, Seung-won Hwang |
| 1992 | VLDB | Georgraphic Information Systems, A Challenge for the 90's (Panel). | Ekow J. Otoo, Ron Lake, Wo-Shun Luk, T. H. Merrett, Hanan Samet |
| 1988 | ICDE | Linearizing the Directory Growth in Order Preserving Extendible Hashing. | Ekow J. Otoo |
| 1987 | ICDCS | Improving Semi-Join Evaluation in Distributed Query Processing. | Ekow J. Otoo, Nicola Santoro, Doron Rotem |
| 1986 | PODS | Balanced Multidimensional Extendible Hash Tree. | Ekow J. Otoo |
| 1985 | SIGMOD | A Multidimensional Digital Hashing Scheme for Files With Composite Keys. | Ekow J. Otoo |
| 1984 | VLDB | A Mapping Function for the Directory of a Multidimensional Extendible Hashing. | Ekow J. Otoo |
| 1979 | VLDB | Distribution Models of Relations. | T. H. Merrett, Ekow J. Otoo |