1 st State T 2 nd State T 3 rd State T “[t]” Phoneme “track” “down” “and” “neutralize” “terrorists” “Track down and neutralize terrorists.” Word Sentence.

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Presentation transcript:

1 st State T 2 nd State T 3 rd State T “[t]” Phoneme “track” “down” “and” “neutralize” “terrorists” “Track down and neutralize terrorists.” Word Sentence “[t]”“[r]”“[ae]”“[k]” “Track[t/r/ae/k]” Track (TR) turn come Left (  ) Down (↓) Right (  ) here there P(down|track) P(left|track) P(right|track) P(here|track) P(there|track) and (&) now quickly P(and|down) P(now|down) P(quickly||down) … … … Isolated symbolConnected symbolSentence “T” “R”  ↓ Direction: … “TR” “↓”“↓” “&”“&” Speech : “Track down and neutralize Terrorists.” Hand signal: “TR / ↓ / & / NEU / TER”

UG training DB based on moveme HMM UG # N …… HMM UG # 2 HMM WORD # M …… HMM UG # 2 …… UG HMM # N UG HMM # 2 UG HMM # 1 …… WORD HMM # M UG HMM # 3UG HMM # 11 UG HMM # 3UG HMM # 11 WORD HMM # 2 UG HMM # 3UG HMM # 11 WORD HMM # 1 UG HMM # 3UG HMM # 11 ……

UG training DB based on moveme …… UG HMM # N UG HMM # 2 UG HMM # 1 …… WORD HMM # M UG HMM # 3UG HMM # 11 UG HMM # 3UG HMM # 11 WORD HMM # 2 UG HMM # 3UG HMM # 11 WORD HMM # 1 UG HMM # 3UG HMM # 11 …… Pre-processing - Tracking hand - Feature extraction Recognition - Decoding word sequence Image sequence Word network Track (TR) turn come Left (  ) Down (↓) Right (  ) here there P(down|track) P(left|track) P(right|track) P(here|track) P(there|track) and (&) now quickly P(and|down) P(now|down) P(quickly||down) … … …

UG training DB based on moveme …… UG HMM # N UG HMM # 2 UG HMM # 1 …… WORD HMM # M UG HMM # 3UG HMM # 11 UG HMM # 3UG HMM # 11 WORD HMM # 2 UG HMM # 3UG HMM # 11 WORD HMM # 1 UG HMM # 3UG HMM # 11 …… Pre-processing - Tracking hand - Feature extraction Recognition - Decoding word sequence Image sequence Word network Track (TR) turn come Left (  ) Down (↓) Right (  ) here there P(down|track) P(left|track) P(right|track) P(here|track) P(there|track) and (&) now quickly P(and|down) P(now|down) P(quickly||down) … … … Word description Word index Merging rule Meaning Step 1Step 2 WD01UG # 3UG # 11come WD02UG # 2UG # 12there ………right WD01 WD23 WD09 … COME ME QUIET … Recognized command:

UG training DB based on moveme …… UG HMM # N UG HMM # 2 UG HMM # 1 …… WORD HMM # M UG HMM # 3UG HMM # 11 UG HMM # 3UG HMM # 11 WORD HMM # 2 UG HMM # 3UG HMM # 11 WORD HMM # 1 UG HMM # 3UG HMM # 11 …… Pre-processing - Tracking hand - Feature extraction Recognition - Decoding word sequence Word network Word description Image sequence WD01 WD23 WD09 … COME ME QUIET … Recognized command: Track (TR) turn come Left (  ) Down (↓) Right (  ) here there P(down|track) P(left|track) P(right|track) P(here|track) P(there|track) and (&) now quickly P(and|down) P(now|down) P(quickly||down) … … … Word index Merging rule Meaning Step 1Step 2 WD01UG # 3UG # 11come WD02UG # 2UG # 12there ………right

UG training DB based on moveme …… UG HMM # N UG HMM # 2 UG HMM # 1 …… WORD HMM # M UG HMM # 3UG HMM # 11 UG HMM # 3UG HMM # 11 WORD HMM # 2 UG HMM # 3UG HMM # 11 WORD HMM # 1 UG HMM # 3UG HMM # 11 …… Pre-processing - Tracking hand - Feature extraction Recognition - Decoding word sequence Word network Word description Image sequence WD01 WD23 WD09 … COME ME QUIET … Recognized command: Track (TR) turn come Left (  ) Down (↓) Right (  ) here there P(down|track) P(left|track) P(right|track) P(here|track) P(there|track) and (&) now quickly P(and|down) P(now|down) P(quickly||down) … … … Word index Merging rule Meaning Step 1Step 2 WD01UG # 3UG # 11come WD02UG # 2UG # 12there ………right