Add dataset metadata for Hugging Face

dataset_infos.json

@@ -0,0 +1,32 @@
+{
+  "helvipad": {
+    "description": "Helvipad is a dataset for omnidirectional stereo depth estimation.",
+    "size_categories": ["10K<n<100K"],
+    "features": {
+      "image": {
+        "type": "image",
+        "shape": [1920, 512]
+      },
+      "depth_map": {
+        "type": "array",
+        "shape": [1920, 512]
+      },
+      "disparity_map": {
+        "type": "array",
+        "shape": [1920, 512]
+      }
+    },
+    "splits": {
+      "train": {
+        "name": "train",
+        "num_examples": 29407
+      },
+      "test": {
+        "name": "test",
+        "num_examples": 10146
+      }
+    },
+    "license": "CC-BY-4.0",
+    "citation": "@article{helvipad2024, title={HELVIPAD: A Real-World Dataset for Omnidirectional Stereo Depth Estimation}, author={Zayene et al.}, year={2024}}"
+  }
+}