The eyes are an essential tool for human observation and perception of the world, helping
people to perform their tasks. Visual impairment causes many inconveniences in the lives of …

Recent advances in multimedia tools and the explosion of online image archives have
prompted numerous studies on efficiently retrieving and managing visual data. All kinds of …

Efficient algorithms, intelligent approaches, and intensive use of computers are crucial to
extracting reliable information from large-scale data sets. It is the case, for example, in …

Accurate canopy and single-tree mapping is important to obtain information on the
ecological structure and biogeophysical parameters for forests. Although some airborne …

This paper proposes a new hybrid method of classification of fundus images provided by the
Asia–Pacific Tele-Ophthalmology Society via combining the discrete moment quaternion …

The main challenge of image retrieval systems is to retrieve similar samples in a way that
can be interpreted in a semantic relationship with the user's query image. In recent years …

Re-ranking is a task of refining an initially ranked list of images obtained from an image
retrieval technique for a given query image, with the goal of enhancing retrieval performance …

Abstract In Content-Based Image Retrieval (CBIR) system image representation is a vital
function. In the CBIR method, shape, texture, and color features are employed to represent …

Since the emergence of the Internet and low-cost digital image sensors, the number of
image databases has grown tremendously. These image databases must have efficient …

The textural and structural information contained in the images is very important for
generating highly discriminative features for the task of image retrieval. Morphological …