Explanation of debug output of pocketsphinx

[Tania Mendonca]

INFO: cmn.c(133): CMN: 55.15 11.33 0.66 17.85 -5.40 12.36 -5.03 11.33 2.66 2.03 -11.61 -6.28 4.88
INFO: ngram_search.c(459): Resized backpointer table to 10000 entries
INFO: ngram_search_fwdtree.c(1550): 9786 words recognized (12/fr)
INFO: ngram_search_fwdtree.c(1552): 134479 senones evaluated (167/fr)
INFO: ngram_search_fwdtree.c(1556): 1267419 channels searched (1578/fr), 417642 1st, 661157 last
INFO: ngram_search_fwdtree.c(1559): 276004 words for which last channels evaluated (343/fr)
INFO: ngram_search_fwdtree.c(1561): 359195 candidate words for entering last phone (447/fr)
INFO: ngram_search_fwdtree.c(1564): fwdtree 0.81 CPU 0.101 xRT
INFO: ngram_search_fwdtree.c(1567): fwdtree 0.81 wall 0.101 xRT
INFO: ngram_search_fwdflat.c(302): Utterance vocabulary contains 434 words
INFO: ngram_search_fwdflat.c(948): 7299 words recognized (9/fr)
INFO: ngram_search_fwdflat.c(950): 46878 senones evaluated (58/fr)
INFO: ngram_search_fwdflat.c(952): 99859 channels searched (124/fr)
INFO: ngram_search_fwdflat.c(954): 37490 words searched (46/fr)
INFO: ngram_search_fwdflat.c(957): 31099 word transitions (38/fr)
INFO: ngram_search_fwdflat.c(960): fwdflat 0.14 CPU 0.017 xRT
INFO: ngram_search_fwdflat.c(963): fwdflat 0.14 wall 0.017 xRT
INFO: ngram_search.c(1250): lattice start node .0 end node .781
INFO: ngram_search.c(1276): Eliminated 0 nodes before end node
INFO: ngram_search.c(1381): Lattice has 696 nodes, 4565 links
INFO: ps_lattice.c(1380): Bestpath score: -28081
INFO: ps_lattice.c(1384): Normalizer P(O) = alpha(:781:801) = -2095355
INFO: ps_lattice.c(1441): Joint P(O,S) = -2216742 P(S|O) = -121387
INFO: ngram_search.c(872): bestpath 0.02 CPU 0.002 xRT
INFO: ngram_search.c(875): bestpath 0.02 wall 0.003 xRT

Can someone explain to me what each of these outputs mean as there is no documentation for pocketsphinx debug output... Though i know how the decoding works I'am not able to interpret the output
Thanks in advance

[Nickolay V. Shmyrev]

There is a documentation:

http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.72.3560

You can find answers for your questions there.