updated algorithmics dataset (#269)

* updated algorithmic datasets
* added changes to symbolic and power
* updated power function test

reasoning_gym/algorithmic/pool_matrix.py

@@ -13,6 +13,7 @@ The stride is equal to the kernel size, meaning there is no overlap between the
 
 Your output should be a matrix in the same format as the input matrix.
 The output matrix is smaller than the input matrix when the kernel size is greater than 1, and its elements may be floating-point numbers.
+Give elements in the output matrix correct to 2 decimal places.
 
 Perform {pool_type} pooling on the following matrix with a kernel size of {pool_size}:
 {matrix}
@@ -87,7 +88,7 @@ class PoolMatrixDataset(ProceduralDataset):
         try:
             oracle_answer = np.loadtxt(entry["answer"].splitlines(), dtype=np.float32)
             answer = np.loadtxt(answer.splitlines(), dtype=np.float32)
-            if oracle_answer.shape == answer.shape and np.allclose(oracle_answer, answer):
+            if oracle_answer.shape == answer.shape and np.allclose(oracle_answer, answer, rtol=1e-2):
                 reward = 1.0
             elif oracle_answer.shape == answer.shape:
                 reward = 0.1

reasoning_gym/arithmetic/gsm_symbolic/gsm_symbolic.py

@@ -1,5 +1,6 @@
 """GSM Symblic dataset generator"""
 
+import re
 from dataclasses import dataclass
 from random import Random
 from typing import Any, Callable, Optional
@@ -149,8 +150,28 @@ class GSMSymbolicDataset(ProceduralDataset):
         generator_idx = self.task_indices[idx]
         generator = self.generators[generator_idx]
         example = generator(rng, self.config.difficulty)
-        example["question"] += " Give only the result as your final answer."
+        example["question"] += " Give the result as your final answer. Do not include units."
         return example
 
+    def score_answer(self, answer: Optional[str], entry: dict[str, Any]) -> float:
+        reward = 0.0
+        if answer is None:
+            return reward
+        try:
+            # Extract number using regex with search
+            match = re.search(r"\b-?\d+(?:\.\d+)?\b", answer)
+            if not match:
+                return reward
+
+            answer_value = float(match.group(0))
+            expected_answer = float(entry["answer"])
+            if answer_value == expected_answer:
+                reward = 1.0
+            else:
+                reward = 0.01
+        except Exception:
+            return reward
+        return reward
+
 
 register_dataset("gsm_symbolic", GSMSymbolicDataset, GSMSymbolicDatasetConfig)

reasoning_gym/arithmetic/power_function.py

@@ -1,6 +1,7 @@
 """Computhe the power of a number."""
 
 from dataclasses import dataclass
+from decimal import Decimal
 from math import pow
 from random import Random
 from typing import Any, Optional
@@ -9,7 +10,8 @@ from ..factory import ProceduralDataset, register_dataset
 
 QUESTION_TEMPLATE = """Your task is to compute an exponentiation of a number.
 
-Compute {base}^{exponent}
+Compute {base}^{exponent}. Return your final answer correct to 3 significant figures.
+Provide your answer in scientific notation using 'e' notation (e.g., 1.23e+4).
 """
 
 
@@ -33,19 +35,26 @@ class PowerFunctionDataset(ProceduralDataset):
         super().__init__(config=config, seed=config.seed, size=config.size)
 
     def score_answer(self, answer: Optional[str], entry: dict[str, Any]) -> float:
-        """Overwrite this method in derived classes if a single oracle answer is not available."""
+        """Score the answer by checking if it matches the expected answer to 3 significant figures."""
         oracle_answer = entry["answer"]
         if answer is not None:
             try:
-                answer = round(float(answer), 4)
-                oracle_answer = round(float(oracle_answer), 4)
-                difference = abs(float(answer) - float(oracle_answer))
-                if difference < 1e-4:
+                user_answer = Decimal(answer)
+                oracle_value = Decimal(oracle_answer)
+
+                if oracle_value == 0:
+                    return 1.0 if user_answer == 0 else 0.01
+
+                user_sig_figs = f"{user_answer:.3g}"
+                oracle_sig_figs = f"{oracle_value:.3g}"
+
+                # Check if they match to 3 significant figures
+                if user_sig_figs == oracle_sig_figs:
                     return 1.0
-                elif difference < 1e-1:
-                    return 0.5
-            except Exception:
-                pass
+                else:
+                    return 0.01
+            except Exception as e:
+                return 0.01
         return 0.0
 
     def __getitem__(self, idx: int) -> dict:

tests/test_gsm_symbolic.py

@@ -90,3 +90,14 @@ def test_gsm_symbolic_generators():
         print(f"ok: q={len(question_set)}, a={len(answer_set)}")
 
         i += 1
+
+
+def test_gsm_symbolic_score_answer():
+    """Test score answer function"""
+    config = GSMSymbolicDatasetConfig(size=100, seed=42)
+    dataset = GSMSymbolicDataset(config)
+
+    for i in range(len(dataset)):
+        item = dataset[i]
+        score = dataset.score_answer(item["answer"], item)
+        assert score == 1.0

tests/test_power_function.py

@@ -59,20 +59,6 @@ def test_power_function_score_function():
     config = PowerFunctionConfig(seed=42)
     dataset = PowerFunctionDataset(config)
 
-    item = dataset[0]
-
-    # Answer is within 1e-6 of solution
-    answer = str(item["metadata"]["solution"] - 1e-7)
-    assert dataset.score_answer(answer, item) == 1.0
-
-    # Answer is within 1e-1 of solution
-    answer = str(item["metadata"]["solution"] - 1e-2)
-    assert dataset.score_answer(answer, item) == 0.5
-
-    # Answer is far from solution
-    answer = str(item["metadata"]["solution"] - 1)
-    assert dataset.score_answer(answer, item) == 0.0
-
-    # Answer is None
-    answer = None
-    assert dataset.score_answer(answer, item) == 0.0
+    for item in dataset:
+        answer = item["answer"]
+        assert dataset.score_answer(answer, item) == 1.0