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Minjie Wang f8d4264e5b [Feature] Neighbor-hood based sampling APIs (#1251 )

* WIP: working on random choices

* light slice

* basic CPU impl

* add python binding; fix CreateFromCOO and CreateFromCSR returning unitgraph

* simple test case works

* fix bug in slicing probability array

* fix bug in getting the correct relation graph

* fix bug in creating placeholder graph

* enable omp

* add cpp test

* sample topk

* add in|out_subgraph

* try fix lint; passed all unittests

* fix lint

* fix msvc compile; add sorted flag and constructors

* fix msvc

* coosort

* COOSort; CSRRowWiseSampling; CSRRowWiseTopk

* WIP: remove DType in CSR and COO; Restrict data array to be IdArray

* fix all CSR ops for missing data array

* compiled

* passed tests

* lint

* test sampling out edge

* test different per-relation fanout/k values

* fix bug in random choice

* finished cpptest

* fix compile

* Add induced edges

* add check

* fixed bug in sampling on hypersparse graph; add tests

* add ascending flag

* in|out_subgraph returns subgraph and induced eid

* address comments

* lint

* fix

2020-02-17 21:25:21 +08:00

neighbor.h

[Feature] Neighbor-hood based sampling APIs (#1251 )

2020-02-17 21:25:21 +08:00

randomwalks.h

[Feature] Random Walk for 0.5 (#1209 )

2020-01-31 19:52:08 +08:00