Upendra Kumar - Publications, H-index & Citations

Upendra Kumar

faculte des sciences de tunis (fst)

12H指数

87论文数

495被引数

收录论文 7

发表时间

Microscopic investigations of the interplay between activation energy & tunnel factor to enhance piezoelectricity in BaTiO3 微观研究：激活能与隧穿因子协同作用以增强BaTiO3的压电性

APPLIED PHYSICS A-MATERIALS SCIENCE & PROCESSING

IF2.8

2026-02-13

PREAI

Abassi, Henda; Hmida, Nada; Maurya, Ram Sundar; Kumar, Upendra; Amdouni, N.; Bouchriha, H.

Detection and multi-class classification of freshwater fish species using space-to-depth convolution and YOLOv11

Multimedia Tools and Applications

IF3

2026-01-29

PREAI

A. V. Kalpana; Upendra Kumar; Shylaja. P.; Sakkeena KK; F. Sangeetha Francelin Vinnarasi

Object recognition using cognition based decision tree clustering in multi-level artificial neural network classifier and self similarity as feature criterion

MULTIMEDIA TOOLS AND APPLICATIONS

IF3

2024-03-08

PREAI

Kumar, Upendra

A noval approach of classification of COVID-19 from chest CT-Scan images using ensemble classifier in combination with cognition based texture features

MULTIMEDIA TOOLS AND APPLICATIONS

IF3

2024-03-05

PREAI

Kumar, Upendra

Image splicing detection system using intensity-level multi-fractal dimension feature engineering and twin support vector machine based classifier

MULTIMEDIA TOOLS AND APPLICATIONS

IF3

2022-08-16

PREAI

Tripathi, Esha; Kumar, Upendra; Tripathi, Surya Prakash

Investigational Study into the Formation of Methoxy Derivative and Other Impurities during the Optimization of Eletriptan Hydrobromide

ORGANIC PROCESS RESEARCH & DEVELOPMENT

IF3.5

2012-11-16

PREAI

Kumar, U. Sampath; Sankar, V. Ravi; Rao, M. Malleswara; Jaganathan, T. S.; Reddy, R. Buchi

An Investigation into the Formation of Impurity B during the Optimization of Naratriptan Hydrochloride

ORGANIC PROCESS RESEARCH & DEVELOPMENT

IF3.5

2009-01-28

PREAI

Kumar, U. Sampath; Sankar, V. Ravi; Kumar, S. Bharani; Prabhu, M. Pandi; Rao, S. Mahender

研究方向