fix: Added Hindi sentiment analysis dataset (#491)

* Added Hindi sentiment analysis dataset
* Made changes based on comments and added points on points table
* linted correctly
* use stratified_subsampling
---------
Co-authored-by: Isaac Chung <chungisaac1217@gmail.com>

docs/mmteb/points/491.jsonl

@@ -0,0 +1,2 @@
+{"GitHub": "Akash190104", "New dataset": 2}
+{"GitHub": "isaac-chung", "Review PR": 2}

mteb/tasks/Classification/__init__.py

@@ -31,6 +31,7 @@
 from .fra.MovieReviewSentimentClassification import *
 from .guj.GujaratiNewsClassification import *
 from .hin.HindiDiscourseClassification import *
+from .hin.SentimentAnalysisHindi import *
 from .hrv.CroatianSentimentClassification import *
 from .ind.IndonesianIdClickbaitClassification import *
 from .ita.ItaHateClassification import *

mteb/tasks/Classification/hin/SentimentAnalysisHindi.py

@@ -0,0 +1,44 @@
+from __future__ import annotations
+
+from mteb.abstasks.AbsTaskClassification import AbsTaskClassification
+from mteb.abstasks.TaskMetadata import TaskMetadata
+
+
+class SentimentAnalysisHindi(AbsTaskClassification):
+    metadata = TaskMetadata(
+        name="SentimentAnalysisHindi",
+        description="Hindi Sentiment Analysis Dataset",
+        reference="https://huggingface.co/datasets/OdiaGenAI/sentiment_analysis_hindi",
+        dataset={
+            "path": "OdiaGenAI/sentiment_analysis_hindi",
+            "revision": "1beac1b941da76a9c51e3e5b39d230fde9a80983",
+        },
+        type="Classification",
+        category="s2s",
+        eval_splits=["train"],
+        eval_langs=["hin-Deva"],
+        main_score="f1",
+        date=("2023-09-15", "2023-10-16"),
+        form=["written"],
+        dialect=[],
+        domains=["Reviews"],
+        task_subtypes=["Sentiment/Hate speech"],
+        license="CC BY-NC-SA 4.0",
+        socioeconomic_status="mixed",
+        annotations_creators="derived",
+        text_creation="found",
+        bibtex_citation="""@misc{OdiaGenAI, 
+        author = {Shantipriya Parida and Sambit Sekhar and Soumendra Kumar Sahoo and Swateek Jena and Abhijeet Parida and Satya Ranjan Dash and Guneet Singh Kohli},  
+        title = {OdiaGenAI: Generative AI and LLM Initiative for the Odia Language},  
+        year = {2023},  
+        publisher = {Hugging Face},  
+        journal = {Hugging Face repository},  
+        howpublished = {{https://huggingface.co/OdiaGenAI}}, } """,
+        n_samples={"train": 2497},
+        avg_character_length={"train": 81.29},
+    )
+
+    def dataset_transform(self):
+        self.dataset = self.stratified_subsampling(
+            self.dataset, seed=self.seed, splits=["train"]
+        )

results/intfloat__multilingual-e5-small/SentimentAnalysisHindi.json

@@ -0,0 +1,13 @@
+{
+  "dataset_revision": "1beac1b941da76a9c51e3e5b39d230fde9a80983",
+  "mteb_dataset_name": "SentimentAnalysisHindi",
+  "mteb_version": "1.6.12",
+  "train": {
+    "accuracy": 0.632666015625,
+    "accuracy_stderr": 0.046950749545060705,
+    "evaluation_time": 6.02,
+    "f1": 0.6169989829875298,
+    "f1_stderr": 0.04379471171758545,
+    "main_score": 0.6169989829875298
+  }
+}

results/sentence-transformers__paraphrase-multilingual-MiniLM-L12-v2/SentimentAnalysisHindi.json

@@ -0,0 +1,13 @@
+{
+  "dataset_revision": "1beac1b941da76a9c51e3e5b39d230fde9a80983",
+  "mteb_dataset_name": "SentimentAnalysisHindi",
+  "mteb_version": "1.6.12",
+  "train": {
+    "accuracy": 0.59599609375,
+    "accuracy_stderr": 0.04385635527573272,
+    "evaluation_time": 5.99,
+    "f1": 0.5861909658086787,
+    "f1_stderr": 0.050871526301261356,
+    "main_score": 0.5861909658086787
+  }
+}