Work place: Department of Computer Science Gujarat University Ahmedabad, India
E-mail: drsavitagandhi@gmail.com
Website:
Research Interests: Engineering, Computational Engineering, Computational Science and Engineering
Biography
Dr Savita Gandhi is Professor & Head at the Department of Computer .She is M.Sc. (Mathematics Mathematics), Ph.D (Science, Gujarat University) and A.A.S.I.(Associate Member of Actuarial Society of India by the virtue of having completed the "A" group examinations comprising six subjects conducted by Institute of Actuaries , London). She is active member of many professional bodies and senior member of IEEE. She has been actively associated with IEEE activities. Recently, she has been elected as fellow member of GSA .She has served as Technical Committee Chair in IEEE Executive Committee. She has published several research papers in reputed national and international journals and has travelled widely in India and abroad to awarded International Who's Who of Professional and Business participate and present papers in conferences. She was Women for significant career achievements and contribution to society. She is Principal Investigator for MHRD nation wide NME_ICT project under UGC namely “ePG Pathshala” for econtent development in the subject of Information Technology. She is also Principal Investigator of project on data analysis of Chandrayaan -1 funded by ISRO.
By Suchit Purohit Savita R. Gandhi
DOI: https://doi.org/10.5815/ijigsp.2017.10.06, Pub. Date: 8 Oct. 2017
Automated system for plant species recognition is need of today since manual taxonomy is cumbersome, tedious, time consuming, expensive and suffers from perceptual biasness as well as taxonomic impediment. Availability of digitized databases with high resolution plant images annotated with metadata like date and time, lat long information has increased the interest in development of automated systems for plant taxonomy. Most of the approaches work only on a particular organ of the plant like leaf, bark or flowers and utilize only contextual information stored in the image which is time dependent whereas other metadata associated should also be considered. Motivated from the need of automation of plant species recognition and availability of digital databases of plants, we propose an image based identification of species of plant when the image may belong to different plant parts such as leaf, stem or flower, fruit , scanned leaf, branch and the entire plant. Besides using image content, our system also uses metadata associated with images like latitude, longitude and date of capturing to ease the identification process and obtain more accurate results. For a given image of plant and associated metadata, the system recognizes the species of the given plant image and produces an output that contains the Family, Genus, and Species name. Different methods for recognition of the species are used according to the part of the plant to which the image belongs to. For flower category, fusion of shape, color and texture features are used. For other categories like stem, fruit, leaf and leafscan, sparsely coded SIFT features pooled with Spatial pyramid matching approach is used. The proposed framework is implemented and tested on ImageClef data with 50 different classes of species. Maximum accuracy of 98% is attained in leaf scan sub-category whereas minimum accuracy is achieved in fruit sub-category which is 67.3 %.
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