mas01cr@0: package "audioDB" mas01mj@566: version "version 0.8.preview ($Revision$)" mas01cr@0: purpose "A feature vector database management system for content-based retrieval." mas01cr@345: mas01cr@0: option "verbosity" v "level of detail of operational information." int typestr="detail" default="1" optional mas01cr@0: text "\nDatabase commands are UPPER CASE. Command options are lower case.\n" mas01cr@0: text "" mas01cr@256: section "Database Operations" sectiondesc="All database operations require a database argument." mas01cr@0: mas01cr@0: option "database" d "database file required by Database commands." string typestr="filename" optional mas01mc@328: option "adb_root" - "path prefix for database" string typestr="path" optional mas01cr@256: mas01cr@256: section "Database Creation" sectiondesc="Creating a new database file." mas01cr@256: mas01cr@0: option "NEW" N "make a new (initially empty) database." dependon="database" optional mas01cr@256: option "size" - "size of database file (in MB)" int dependon="NEW" optional hidden mas01cr@256: option "datasize" - "size of data table requested (in MB)" int dependon="NEW" default="1355" optional mas01cr@256: option "ntracks" - "capacity of database for tracks" int dependon="NEW" default="20000" optional mas01cr@256: option "datadim" - "dimensionality of stored data" int dependon="NEW" default="9" optional mas01cr@256: mas01cr@280: section "Database Maintenance" sectiondesc="Tweaking and dumping databases." mas01cr@256: mas01cr@0: option "DUMP" D "output all entries: index key size." dependon="database" optional mas01cr@131: option "output" - "output directory" string dependon="DUMP" default="audioDB.dump" optional mas01cr@0: option "L2NORM" L "unit norm vectors and norm all future inserts." dependon="database" optional mas01cr@193: option "POWER" P "turn on power flag for database." dependon="database" optional mas01mc@334: option "LISZT" Z "LIst keyS and siZes of Tracks" dependon="database" optional mas01mc@334: option "lisztOffset" - "LISZT track offset (0-based index)" int typestr="number" default="0" dependon="LISZT" optional mas01mc@334: option "lisztLength" - "number of LISZT items to return" int typestr="number" default="32" dependon="LISZT" optional mas01mc@324: mas01cr@280: section "Database Information" sectiondesc="Information about databases." mas01cr@280: mas01cr@280: option "STATUS" S "output database information to stdout." dependon="database" optional mas01cr@288: option "SAMPLE" - "sample statistics for database." dependon="database" optional mas01cr@280: option "nsamples" - "number of pairwise samples to take." dependon="SAMPLE" int typestr="number" default="2000" optional mas01cr@280: mas01cr@0: section "Database Insertion" sectiondesc="The following commands insert feature files, with optional keys and timestamps.\n" mas01cr@280: mas01cr@9: option "INSERT" I "add feature vectors to an existing database." dependon="features" optional mas01mc@324: option "adb_feature_root" - "path prefix for feature files, times files and power files" string typestr="path" optional mas01cr@0: option "features" f "binary series of vectors file {int sz:ieee double[][sz]:eof}." string typestr="filename" dependon="database" optional mas01cr@0: option "times" t "list of time points (ascii) for feature vectors." string typestr="filename" dependon="features" optional mas01cr@193: option "power" w "binary power feature file." string typestr="filename" dependon="database" optional mas01mc@292: option "key" k "unique identifier associated with features." string typestr="identifier" optional mas01cr@0: text "" mas01cr@0: option "BATCHINSERT" B "add feature vectors named in a --featureList file (with optional keys in a --keyList file) to the named database." dependon="featureList" optional mas01mc@18: option "featureList" F "text file containing list of binary feature vector files to process, one per track" string typestr="filename" dependon="database" optional mas01cr@0: option "timesList" T "text file containing list of ascii --times for each --features file in --featureList." string typestr="filename" dependon="featureList" optional mas01cr@193: option "powerList" W "text file containing list of binary power feature file." string typestr="filename" dependon="database" optional mas01cr@0: option "keyList" K "text file containing list of unique identifiers associated with --features." string typestr="filename" optional mas01cr@0: mas01mc@292: section "Database Search" sectiondesc="These commands control the retrieval behaviour.\n" mas01cr@280: mas01mc@292: option "QUERY" Q "content-based search on --database using --features as a query. Optionally restrict the search to those tracks identified in a --keyList." values="point","track","sequence","nsequence","onetoonensequence" typestr="searchtype" dependon="database" optional mas01cr@0: option "qpoint" p "ordinal position of query start point in --features file." int typestr="position" default="0" optional mas01cr@345: option "exhaustive" e "exhaustive search: iterate through all query vectors in search. Overrides --qpoint." flag off hidden mas01cr@0: option "pointnn" n "number of point nearest neighbours to use in retrieval." int typestr="numpoints" default="10" optional mas01mc@19: option "radius" R "radius search, returns all points/tracks/sequences inside given radius. (Overrides --pointnn)." double default="1.0" optional mas01cr@0: option "expandfactor" x "time compress/expand factor of result length to query length [1.0 .. 100.0]." double default="1.1" optional hidden mas01cr@345: option "rotate" o "rotate query vectors for rotationally invariant search." flag off hidden mas01cr@0: option "resultlength" r "maximum length of the result list." int typestr="length" default="10" optional mas01mc@292: option "sequencelength" l "length of sequences for sequence search." int typestr="length" default="16" optional mas01cr@347: option "sequencehop" - "hop size of sequence window for sequence search." int typestr="hop" default="1" optional mas01mc@292: option "absolute-threshold" - "absolute power threshold for consideration of query or target sequence (in Bels)" double optional mas01cr@193: option "relative-threshold" - "relative power threshold between query and target sequence (in Bels)" double dependon="QUERY" optional mas01cr@0: mas01mc@292: section "Locality-sensitive hashing (LSH) parameters" sectiondesc="These parameters control LSH indexing and retrieval\n" mas01mc@292: mas01mc@337: option "INDEX" X "build an index for -d database at -R radius and -l sequenceLength" dependon="radius" optional mas01mc@292: option "lsh_w" - "width of LSH hash-function bins. " double default="4.0" dependon="INDEX" optional hidden mas01mc@292: option "lsh_k" - "even number of independent hash functions to employ with LSH" int typestr="size" default="8" dependon="INDEX" optional mas01mc@292: option "lsh_m" - "number of hash tables is m(m-1)/2" int typestr="size" default="5" dependon="INDEX" optional mas01mc@292: option "lsh_N" - "number of rows per hash tables" int typestr="size" default="100000" dependon="INDEX" optional mas01mc@292: option "lsh_b" - "number of tracks per indexing iteration" int typestr="size" default="500" dependon="INDEX" optional mas01mc@307: option "lsh_ncols" - "number of columns (collisions) to allocate for FORMAT1 LSH serialization" int typestr="size" default="250" dependon="INDEX" optional hidden mas01cr@345: option "lsh_exact" - "use exact evaluation of points retrieved by LSH." flag off dependon="QUERY" mas01cr@345: option "lsh_on_disk" - "Construct LSH hash tables for on-disk query (INDEX/QUERY)" flag off mas01cr@345: option "lsh_use_u_functions" - "use m independent hash functions combinatorically to approximate L independent hash functions." flag off mas01mc@292: mas01mc@292: section "Normalization control parameters" sectiondesc="These parameters control the normalization of feaures at query time\n" mas01mc@292: mas01cr@345: option "no_unit_norming" - "do not unit norm features when querying an L2Norm databases." flag off mas01mc@768: option "distance_kullback" - "use symmetric kullback divergence for distance function" flag off mas01mc@292: mas01cr@0: section "Web Services" sectiondesc="These commands enable the database process to establish a connection via the internet and operate as separate client and server processes.\n" mas01mc@292: mas01cr@64: option "SERVER" s "run as standalone web service on named port." int typestr="port" default="14475" optional mas01cr@345: option "load_index" - "make web service with memory-resident hashtables" flag off dependon="radius" mas01cr@0: option "client" c "run as a client using named host service." string typestr="hostname:port" optional mas01mc@324: mas01cr@0: mas01cr@245: text " mas01mc@324: Copyright (c) 2007-2008 Michael Casey, Christophe Rhodes mas01mc@292: Goldsmiths, University of London"