Ujjwal Bhattacharya

Handwritten Numeral Databases of Indian Scripts and Multistage Recognition of Mixed Numerals

Ujjwal Bhattacharya, B.B. Chaudhuri · IEEE Transactions on Pattern Analysis and Machine Intelligence · 2009 · 329 citations

Multistage Recognition, Image Analysis, Handwritten Numeral Databases +14

Efficient training and improved performance of multilayer perceptron in pattern classification

B.B. Chaudhuri, Ujjwal Bhattacharya · Neurocomputing · 2000 · 209 citations

Classification Method, Engineering, Machine Learning +11

CNN based common approach to handwritten character recognition of multiple scripts

Durjoy Sen Maitra, Ujjwal Bhattacharya, Swapan K. Parui · 2015 · 174 citations

Convolutional Neural Network, Image Analysis, Machine Learning +15

Multilingual scene character recognition with co-occurrence of histogram of oriented gradients

Shangxuan Tian, Ujjwal Bhattacharya, Shijian Lu et al. · Pattern Recognition · 2015 · 158 citations

Machine Vision, Image Analysis, Engineering +12

Databases for research on recognition of handwritten characters of Indian scripts

Ujjwal Bhattacharya, B.B. Chaudhuri · 2005 · 141 citations

Different Indian Scripts, Handwritten Characters, Engineering +14