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An index structure for pattern similarity searching in DNA microarray data

Proceedings. IEEE Computer Society Bioinformatics Conference, 2003
The DNA microarray technology is about to bring an explosion of gene expression data that may dwarf even the human sequencing projects. Researchers are motivated to identify genes whose expression levels rise and fall coherently under a set of experimental perturbances, that is, they exhibit fluctuation of a similar shape when conditions change.
Haixun Wang   +3 more
openaire   +3 more sources

Hierarchical Indexing Structure for Efficient Similarity Search in Video Retrieval

IEEE Transactions on Knowledge and Data Engineering, 2006
With the rapid increase in both centralized video archives and distributed WWW video resources, content-based video retrieval is gaining its importance. To support such applications efficiently, content-based video indexing must be addressed. Typically, each video is represented by a sequence of frames.
Lu, Hong   +3 more
openaire   +5 more sources

Towards index-based similarity search for protein structure databases

Computational Systems Bioinformatics. CSB2003. Proceedings of the 2003 IEEE Bioinformatics Conference. CSB2003, 2004
We propose two methods for finding similarities in protein structure databases. Our techniques extract feature vectors on triplets of SSEs (Secondary Structure Elements) of proteins. These feature vectors are then indexed using a multidimensional index structure.
Orhan Çamoglu   +2 more
openaire   +3 more sources

Index Structures for Fast Similarity Search for Symbol Strings

Cybernetics and Systems Analysis, 2019
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
openaire   +2 more sources

Structural Similarity Index with Predictability of Image Blocks

2018 IEEE 17th International Conference on Mathematical Methods in Electromagnetic Theory (MMET), 2018
Structural similarity index (SSIM) is a widely used full-reference metric for assessment of visual quality of images and remote sensing data. It is calculated in a block-wise manner and is based on multiplication of three components: similarity of means of image blocks, similarity of contrasts and a correlation factor.
Mykola Ponomarenko   +3 more
openaire   +1 more source

Index Structures for Fast Similarity Search for Binary Vectors

Cybernetics and Systems Analysis, 2017
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
openaire   +2 more sources

Equalized Structural Similarity Index for image quality assessment.

2011
A novel version of the popular SSIM image quality assessment technique, specifically designed to yield uniform MOS prediction in presence of different types of image distortions is presented. Response equalization is obtained through the polynomial combination of a basic SSIM metric with an auxiliary metric characterized by a diverse sensitivity ...
L. Capodiferro   +3 more
openaire   +2 more sources

Geographical window based structural similarity index for origin-destination matrices comparison

Journal of Intelligent Transportation Systems: Technology, Planning, and Operations, 2022
Edward Chung   +2 more
exaly  

Structural similarity index (SSIM) revisited: A data-driven approach

Expert Systems With Applications, 2022
Raimondo Schettini   +2 more
exaly  

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