Dr. N. Shobha Rani is an Associate Professor at Department of Computer Science, Amrita Vishwa Vidyapeetham, Mysore. Her research interests are in the field of document digitization, OCR and information capture, plant disease detection and classification and other Computer Vision and deep learning based technologies. She has 10+ years of experience in this field of document image analysis and applications along with teaching experience of 14+ years.
Shobha was working as Research Scholar at MIT Mysore. In this role, she has devised and implemented solutions which will contribute to information capture efficiency improvement by OCR along with solutions for pre-processing challenges in pre-printed documents suitable for Govt. organizations. As part of this she has experience in dealing with document images which are structured as well as unstructured, type written & handwritten, dealing with documents with graphical information content. Currently she is guiding six research scholars wit
EDUCATION
Ph.D. (June 2012 to January 2017) - Doctorate in Computer Science & Technology from University of Mysore under supervision of Dr. T. Vasudev
Title of thesis: An Enhanced Frame Work for Pre-Processing and Character Recognition Systems Suitable for Telugu Documents
KSET Karnataka State Eligibility Test Assistant Professor Qualified- Dec 2018
M.Sc. (2006-2008) - Master of Science in Computer Science from Sri Venkateswara University, Tirupathi, A.P.
B.Sc. (2002-2005) - Bachelor of Science in Maths, Physics and Computer Science from Sri Krishna Devaraya University, Anantapur, Andhra Pradesh
RESEARCH, TEACHING, or OTHER INTERESTS
Computer Vision and Pattern Recognition, Artificial Intelligence, Computer Science, Signal Processing
1063
Scholar Citations
16
Scholar h-index
37
Scholar i10-index
RECENT SCHOLAR PUBLICATIONS
A hybrid spatial blur detection and restoration algorithm for smartphone captured document images U Karthik, BJB Nair, NS Rani, V Ravi, TJ Alahmadi Scientific Reports , 2026 2026
HQA 2 LFS-handwriting quality assessment using an active learning framework in smartphones KS Koushik, BJB Nair, NS Rani, M Javed Scientific Reports , 2026 2026
FeaFusion-PomoNet: A Feature Fusion Driven Regression Framework for Non-Destruction Weight Estimation of Pomegranates KR Bhavya, RM Devadas, NS Rani, M Varchagall, A Prabhu, RRH Patil IEEE Access 13, 213578 - 213599 , 2025 2025
Plant Region Detection from Infield Images with Unconstrained Backgrounds using U-Net NS Rani, B K R, IJ Jacob, PV Theerthagiri, M Gowda V, SVN S R IEEE Xplore , 2025 2025
CISCS: Classification of Inter-Class Similarity based Medicinal Plant Species Groups with Machine Learning NS Rani, KR Bhavya, IJ Jacob, BN BJ, A Prabhu MethodsX, 103652 , 2025 2025
HCCD: A handwritten camera-captured dataset for document enhancement under varied degradation conditions KS Koushik, BN BJ, NS Rani Data in Brief 61, 111849 , 2025 2025 Citations: 1
StarNet: Indian Star Gooseberries Dataset for Quality and Maturity Assessment BR Pushpa, NSR Manohar Data in Brief, 111825 , 2025 2025 Citations: 2
A Novel Curriculum Learning Training Strategy for Pomegranate Growth Stage Classification using YOLO Models on Multi-Source Datasets for Precision Agriculture NS Rani, KR Bhavya, A Vadivel, T Vasudev, RM Devadas, V Hiremani IEEE Access , 2025 2025 Citations: 4
WAYVision: A Hybrid Deep Learning Approach for Recognizing Handwritten Kannada Braille Using Wavelet Transformation and Attention based YOLOv5 NSR Bipin Nair BJ , Niranjan, Saketh P MethodsX 103440 , 2025 2025 Citations: 2
Federated learning for crop yield prediction: A comprehensive review of techniques and applications V Hiremani, RM Devadas, R Sapna, T Sowmya, P Gujjar, NS Rani, ... MethodsX 14, 103408 , 2025 2025 Citations: 16
A Hybrid Approach to Medicinal Plant Leaf Species Classification: Ensemble Meets Transfer Learning NS Rani, RM Devadas, V Hiremani 2025
Mobile Captured Document Classification based on Blind Image Quality Assessment Model using Brisque KS Koushik, BN BJ, NS Rani 2025 International Conference on Inventive Computation Technologies (ICICT … , 2025 2025 Citations: 1
Automated Mango Quality Assessment in Smart Environments: A Custom YOLO Model for Surface Characteristic Analysis A Prabhu, NS Rani, AS Krishna, Z Wang, N Manohar Empowering AI Applications in Smart Life and Environment, 113-144 , 2025 2025
Automated Mango Quality Assessment A Prabhu, NS Rani, AS Krishna, Z Wang Empowering AI Applications in Smart Life and Environment, 113 , 2025 2025
HerbSimNet: Deep Learning-Based Classification of Indian Medicinal Plants with High Inter-Class Similarities NS Rani, KR Bhavya, BR Pushpa, RM Devadas Procedia Computer Science 258, 765-774 , 2025 2025 Citations: 3
Robust classification of smartphone captured handwritten document images using deep learning KS Koushik, BJB Nair, NS Rani, M Javed IEEE Access 13, 14922-14948 , 2024 2024 Citations: 4
Infield disease detection in citrus plants: integrating semantic segmentation and dynamic deep learning object detection model for enhanced agricultural yield NS Rani, AS Krishna, M Sunag, MA Sangamesha, BR Pushpa Neural Computing and Applications 36 (35), 22485-22510 , 2024 2024 Citations: 11
TopoGeoFusion: Integrating object topology based feature computation methods into geometrical feature analysis to enhance classification performance NS Rani, KS Sai, BR Pushpa, AS Krishna, MA Sangamesha, KR Bhavya, ... MethodsX 13, 102859 , 2024 2024 Citations: 2
PLM-Res-U-Net: A light weight binarization model for enhancement of multi-textured palm leaf manuscript images NS Rani, TM Akhilesh, BJB Nair, KS Koushik, EB Smith Digital Applications in Archaeology and Cultural Heritage 34, e00360 , 2024 2024 Citations: 4
Innovative Fusion: Attention-Augmented Support Vector Machines for Superior Text Classification for Social Marketing RM Devadas, V Hiremani, JP Gujjar, NS Rani, KR Bhavya Advances in Data Analytics for Influencer Marketing: An Interdisciplinary … , 2024 2024 Citations: 3
MOST CITED SCHOLAR PUBLICATIONS
Deep Learning Network Architecture based Kannada Handwritten Character Recognition NS Rani, AC Subramani, A Kumar, BR Pushpa 2020 Second International Conference on Inventive Research in Computing … , 2020 2020 Citations: 61
Deformed character recognition using convolutional neural networks HRK N. Shobha Rani, N. Chandan, A. Sajan Jain International Journal of Engineering & Technology 7 (3), 1599-1604 , 2018 2018 Citations: 58
DIMPSAR: Dataset for Indian Medicinal Plant Species Analysis and Recognition NSR Pushpa B R Data in Brief , 2023 2023 Citations: 48
Ayur-PlantNet: An unbiased light weight deep convolutional neural network for Indian Ayurvedic plant species classification BR Pushpa, NS Rani Journal of Applied Research on Medicinal and Aromatic Plants 34, 100459 , 2023 2023 Citations: 47
On the importance of integrating convolution features for Indian medicinal plant species classification using hierarchical machine learning approach BR Pushpa, NS Rani, M Chandrajith, N Manohar, SSK Nair Ecological Informatics 81, 102611 , 2024 2024 Citations: 44
A font style classification system for English OCR V Bharath, NS Rani 2017 International Conference on Intelligent Computing and Control (I2C2), 1-5 , 2017 2017 Citations: 44
Fruit classification system using multiclass support vector machine classifier M Zeeshan, A Prabhu, NS Rani 2020 international conference on electronics and sustainable communication … , 2020 2020 Citations: 33
Robust recognition technique for handwritten Kannada character recognition using capsule networks NS Rani, N Manohar, M Hariprasad, BR Pushpa International Journal of Electrical and Computer Engineering 12 (1), 383 , 2022 2022 Citations: 22
Indian medicinal leaves image datasets BR Pushpa, S Rani Mendeley Data 3 , 2023 2023 Citations: 21
A zone based approach for classification and recognition of telugu handwritten characters A Joseph International Journal of Electrical and Computer Engineering (IJECE) , 2016 2016 Citations: 20
Region based image classification using watershed transform techniques MS Pawar, L Perianayagam, NS Rani 2017 International Conference on Intelligent Computing and Control (I2C2), 1-5 , 2017 2017 Citations: 18
A modified deep semantic binarization network for degradation removal in palm leaf manuscripts NS Rani Multimedia Tools and Applications 83 (23), 62937-62969 , 2024 2024 Citations: 17
A unified preprocessing technique for enhancement of degraded document images N Shobha Rani, A Sajan Jain, HR Kiran International Conference on ISMAC in Computational Vision and Bio … , 2018 2018 Citations: 17
Automatic vehicle tracking system based on fixed thresholding and histogram based edge processing NS Rani, OP Neethu, N Ponnath International Journal of Electrical and Computer Engineering 5 (4), 869 , 2015 2015 Citations: 17
Federated learning for crop yield prediction: A comprehensive review of techniques and applications V Hiremani, RM Devadas, R Sapna, T Sowmya, P Gujjar, NS Rani, ... MethodsX 14, 103408 , 2025 2025 Citations: 16
Towards Importance of Comprehensive Color Features Analysis using Iterative Golden Ratio Proportions for Alphonso Mango Ripening Stage Classification by Adapting to Natural … CSN Akshatha Prabhu, N Shobha Rani Journal of Food Composition and Analysis , 2023 2023 Citations: 15
On-spot Citrus Canker Disease Detection using YOLOv7 AS Krishna, M Sunag, NS Rani, BR Pushpa 2023 2nd International Conference on Applied Artificial Intelligence and … , 2023 2023 Citations: 15
Kannada Confusing Character Recognition and Classification Using Random Forest and SVM BN BJ, MR Athira, ML Prajwal 2021 3rd International Conference on Signal Processing and Communication … , 2021 2021 Citations: 15
A Two Phase Denoising Approach to Remove Uneven illumination From Ancient Note Book Images BJB Nair, N Shobharani, NR Sreekumar, G Ashok 2021 7th International Conference on Advanced Computing and Communication … , 2021 2021 Citations: 15
