History

added PCA to VERSIONS

Ge Wang committed 3 years ago

Commit 4b9b2c71 parent 764f5551 file · +16 −8Browse files

Unified · Split

notes/VERSIONS+16−8
@@ -8,7 +8,7 @@ to be in BETA for some time (as we add more and also teach using chAI in · 7 unmodified lines
88 (NOTE) WebChucK (ChucK on browsers) [beta] was released during the
99 development of this version. https://chuck.stanford.edu/webchuck/
1010 ---
11− - (added) Word2Vec [chAI]
11+ - (added) Word2Vec [ChAI]
1212 |- A word embeddings utility that maps words to vectors; can load a
1313 model and perform similiarity retrieval.
1414 |- (inheritance) Word2Vec -> Object
@@ -37,7 +37,7 @@ development of this version. https://chuck.stanford.edu/webchuck/ · 22 unmodified lines
3737 Get number of words in dictionary.
3838 int useKDTree();
3939 Get whether a KDTree is used for similarity search.
40− - (added) new examples in ai/word2vec [chAI]
40+ - (added) new examples in ai/word2vec [ChAI]
4141 |- poem-i-feel.ck -- a stream of unconsciousness poem generator
4242 |- poem-randomwalk.ck -- another stream of unconsciousness generator
4343 |- poem-spew.ck -- yet another stream of unconsciousness generator
@@ -47,14 +47,14 @@ development of this version. https://chuck.stanford.edu/webchuck/ · 3 unmodified lines
4747 |- word2vec-prompt.ck -- command line interactive tool
4848 (need to use command line chuck)
4949 - (added) Chroma unit analyzer (thanks Yikai Li)
50− |- A unit analyzer that computes pitch chroma
51− |- see examples/ai/features/chroma.ck
50+ |- A unit analyzer that computes pitch chroma
51+ |- see examples/ai/features/chroma.ck
5252 - (added) Kurtosis unit analyzer (thanks Yikai Li)
53− |- A unit analyzer that computes kurtosis
54− |- see examples/ai/features/kurtosis.ck
53+ |- A unit analyzer that computes kurtosis
54+ |- see examples/ai/features/kurtosis.ck
5555 - (added) SFM unit analyzer (thanks Yikai Li)
56− |- A unit analyzer that computes spetral flatness measure
57− |- see examples/ai/features/sfm.ck
56+ |- A unit analyzer that computes spetral flatness measure
57+ |- see examples/ai/features/sfm.ck
5858 - (moved) examples/analysis/features => examples/ai/features
5959 - (added) new examples in examples/ai/features
6060 |- features-combined -- real-time extraction of multiple features
@@ -63,6 +63,14 @@ development of this version. https://chuck.stanford.edu/webchuck/ · 2 unmodified lines
6363 |- chroma.ck -- shows Chroma unit analyzer
6464 |- kurtosis.ck -- shows Kurtosis unit analyzer
6565 |- sfm.ck -- shows SFM (spectral flatness measure) unit analyzer
66+ - (added) PCA [ChAI] (thanks Yikai Li)
67+ |- A principle component analysis (PCA) utility, commonly used for dimensionality reduction.
68+ |- (inheritance) PCA -> Object
69+ -------------------
70+ static void reduce( float[][] input, int D, float[][] output );
71+ Dimension-reduce 'input' (NxM) to 'output' (NxD) as the projection
72+ of the input data onto its first 'D' principle components
73+ - (added) examples/ai/pca/pca.ck
6674 - (added) array.zero()
6775 |- zero out the contents of the array; size is unchanged.
6876 - (added) Math functions

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