Add Session-based Recommendations With Recurrent Neural Networks (GRU…

…4Rec) model (#574)

README.md

@@ -175,6 +175,7 @@ The recommender models supported by Cornac are listed below. Why don't you join
 |      | [Collaborative Ordinal Embedding (COE)](cornac/models/coe), [paper](http://www.hadylauw.com/publications/sdm16.pdf) | [requirements.txt](cornac/models/coe/requirements.txt) |
 |      | [Convolutional Matrix Factorization (ConvMF)](cornac/models/conv_mf), [paper](http://uclab.khu.ac.kr/resources/publication/C_351.pdf) | [requirements.txt](cornac/models/conv_mf/requirements.txt) | [convmf_exp.py](examples/conv_mf_example.py)
 |      | [Learn to Rank user Preferences based on Phrase-level sentiment analysis across Multiple categories (LRPPM)](cornac/models/lrppm), [paper](https://www.yongfeng.me/attach/sigir16-chen.pdf) | N/A | [lrppm_example.py](examples/lrppm_example.py)
+|      | [Session-based Recommendations With Recurrent Neural Networks (GRU4Rec)](cornac/models/gru4rec), [paper](https://arxiv.org/pdf/1511.06939.pdf) | [requirements.txt](cornac/models/gru4rec/requirements.txt) | [gru4rec_yoochoose.py](examples/gru4rec_yoochoose.py)
 |      | [Spherical K-means (SKM)](cornac/models/skm), [paper](https://www.sciencedirect.com/science/article/pii/S092523121501509X) | N/A | [skm_movielens.py](examples/skm_movielens.py)
 |      | [Visual Bayesian Personalized Ranking (VBPR)](cornac/models/vbpr), [paper](https://arxiv.org/pdf/1510.01784.pdf) | [requirements.txt](cornac/models/vbpr/requirements.txt) | [vbpr_tradesy.py](examples/vbpr_tradesy.py)
 | 2015 | [Collaborative Deep Learning (CDL)](cornac/models/cdl), [paper](https://arxiv.org/pdf/1409.2944.pdf) | [requirements.txt](cornac/models/cdl/requirements.txt) | [cdl_exp.py](examples/cdl_example.py)

cornac/models/__init__.py

@@ -43,6 +43,7 @@
 from .gcmc import GCMC
 from .global_avg import GlobalAvg
 from .gp_top import GPTop
+from .gru4rec import GRU4Rec
 from .hft import HFT
 from .hpf import HPF
 from .hrdr import HRDR

cornac/models/gru4rec/__init__.py

@@ -0,0 +1,16 @@
+# Copyright 2023 The Cornac Authors. All Rights Reserved.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+# ============================================================================
+
+from .recom_gru4rec import GRU4Rec