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Papers by Chesta Parmar

Research paper thumbnail of Extraction of various information from SST-1 plasma using singular value decomposition

Research paper thumbnail of Observation of plasma shift in SST-1 using optical imaging diagnostics

Journal of Physics: Conference Series, 2017

Nous présentons une technique d'analyse robuste dans le but de relayer la décision d'un système d... more Nous présentons une technique d'analyse robuste dans le but de relayer la décision d'un système de reconnaissance de la parole. La stratégie d'analyse proposée est fondée sur une grammaire d'arbres adjoints lexicalisée compactée et sur la mise en concurrence des différentes hypothèses du système de reconnaissance de la parole. Les problèmes de robustesse sont étudiés en considérant les interférences entre erreurs de reconnaissance de la parole et phénomènes de parole spontanée dans les dialogues homme-machine.

Research paper thumbnail of Optical imaging of SST-1 plasma

Plasma and Fusion Science, 2018

Research paper thumbnail of Observation of plasma shift in SST-1 using optical imaging diagnostics

A tangential viewing optical imaging system at SST-1 is used to observe the plasma shift both ver... more A tangential viewing optical imaging system at SST-1 is used to observe the plasma shift both vertical and horizontal during experimental campaigns. The images from the plasma are transferred through optical imaging fiber and coupled to a CCD camera which operates at 31 frames/sec. The data from the CCD camera is transferred through gigabit Ethernet cable to acquisition PC placed in diagnostics lab. The whole system is fully automated for operation and data acquisition of the imaging data. The complete imaging system will be explained in this presentation. With this optical imaging system, the shift in plasma position both in vertical and horizontal direction is observed. The plasma shape and diameter can also be estimated with this system. The estimated diameter during some of the plasma shots is ~50 cm and shape is circular. The data from this diagnostics is very useful from the operation point of view of the machine.

Research paper thumbnail of Extraction of various information from SST-1 plasma using singular value decomposition

Research paper thumbnail of Observation of plasma shift in SST-1 using optical imaging diagnostics

Journal of Physics: Conference Series, 2017

Nous présentons une technique d'analyse robuste dans le but de relayer la décision d'un système d... more Nous présentons une technique d'analyse robuste dans le but de relayer la décision d'un système de reconnaissance de la parole. La stratégie d'analyse proposée est fondée sur une grammaire d'arbres adjoints lexicalisée compactée et sur la mise en concurrence des différentes hypothèses du système de reconnaissance de la parole. Les problèmes de robustesse sont étudiés en considérant les interférences entre erreurs de reconnaissance de la parole et phénomènes de parole spontanée dans les dialogues homme-machine.

Research paper thumbnail of Optical imaging of SST-1 plasma

Plasma and Fusion Science, 2018

Research paper thumbnail of Observation of plasma shift in SST-1 using optical imaging diagnostics

A tangential viewing optical imaging system at SST-1 is used to observe the plasma shift both ver... more A tangential viewing optical imaging system at SST-1 is used to observe the plasma shift both vertical and horizontal during experimental campaigns. The images from the plasma are transferred through optical imaging fiber and coupled to a CCD camera which operates at 31 frames/sec. The data from the CCD camera is transferred through gigabit Ethernet cable to acquisition PC placed in diagnostics lab. The whole system is fully automated for operation and data acquisition of the imaging data. The complete imaging system will be explained in this presentation. With this optical imaging system, the shift in plasma position both in vertical and horizontal direction is observed. The plasma shape and diameter can also be estimated with this system. The estimated diameter during some of the plasma shots is ~50 cm and shape is circular. The data from this diagnostics is very useful from the operation point of view of the machine.

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