Sachin Singhal

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This article describes the participation of the Image and Text Integration (ITI) group from the U.S. National Library of Medicine (NLM) in the ImageCLEF 2010 medical retrieval track. Our methods encompass a variety of techniques relating to document summarization and text-and content-based image retrieval. Our text-based approaches utilize the Unified(More)
Analysis of a single-feed arrangement of hexagonal patch is proposed, which is capable of pro viding circular polarization along low return loss. An antenna is designed on a glass epoxy FR-4 substrate with overall thickness of the structure less than 1.6 mm or 0.11A0. Reflection coefficient is better than-22 dB at 5.7 GHz;-32dB at 8.2GHz and impedance(More)
Osteochondroma is the most common benign neoplasm of the skeleton commonly affecting the long bones due to endochondral growth. In the craniofacial region this tumour is very rare. The sites of predilection are the coronoid process and the mandibular condyle. Here, we report an exceptional case of osteochondroma originating from the maxillary posterior(More)
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