Create noise_test_d128.txt

noise_test_d128.txt

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+======================================================================
+CV SPECTRUM — EMPIRICAL GEOMETRY TEST
+  Device: cuda
+  Pentachoron samples: 2000 per measurement
+======================================================================
+
+──────────────────────────────────────────────────────────────────────
+TEST 1: Uniform random on S^(d-1)
+──────────────────────────────────────────────────────────────────────
+     dim    n_pts       CV   time
+       8    10000   0.3544   1.2s 
+      16    10000   0.2017   0.4s ◄ BAND
+      32    10000   0.1269   0.4s 
+      64    10000   0.0847   0.4s 
+     128    10000   0.0582   0.4s 
+     256    10000   0.0400   0.4s 
+     384    10000   0.0330   0.4s 
+     512    10000   0.0287   0.4s 
+     768    10000   0.0226   0.4s 
+    1024    10000   0.0196   0.5s 
+
+──────────────────────────────────────────────────────────────────────
+TEST 2: Sample count sweep (d=128)
+──────────────────────────────────────────────────────────────────────
+     dim    n_pts       CV   time
+     128      500   0.0582   0.4s 
+     128     1000   0.0583   0.4s 
+     128     2000   0.0603   0.4s 
+     128     5000   0.0585   0.4s 
+     128    10000   0.0575   0.4s 
+     128    25000   0.0558   0.4s 
+     128    50000   0.0587   0.4s 
+     128   100000   0.0569   0.5s 
+
+──────────────────────────────────────────────────────────────────────
+TEST 3: Clustered on sphere (d=128, n=10000)
+──────────────────────────────────────────────────────────────────────
+    clusters   spread       CV   time
+           2      0.3   0.0688   0.4s 
+           5      0.3   0.0644   0.4s 
+          10      0.3   0.0629   0.4s 
+          20      0.3   0.0611   0.4s 
+          50      0.3   0.0573   0.4s 
+         100      0.3   0.0577   0.4s 
+         500      0.3   0.0576   0.4s 
+        1000      0.3   0.0578   0.4s 
+
+──────────────────────────────────────────────────────────────────────
+TEST 4: Cluster spread sweep (d=128, 10 clusters)
+──────────────────────────────────────────────────────────────────────
+    spread       CV   time
+     0.010   1.0863   0.4s 
+     0.050   0.3801   0.4s 
+     0.100   0.1525   0.4s 
+     0.200   0.0704   0.4s 
+     0.300   0.0616   0.4s 
+     0.500   0.0599   0.4s 
+     0.700   0.0599   0.4s 
+     1.000   0.0584   0.4s 
+     2.000   0.0570   0.4s 
+     5.000   0.0569   0.4s 
+
+──────────────────────────────────────────────────────────────────────
+TEST 5: Anchor-attracted (d=128, n=10000)
+──────────────────────────────────────────────────────────────────────
+   n_anchors       CV   time
+           4   0.0822   0.4s 
+           8   0.0743   0.4s 
+          16   0.0678   0.4s 
+          32   0.0641   0.4s 
+          64   0.0595   0.4s 
+         128   0.0608   0.4s 
+         256   0.0575   0.4s 
+
+──────────────────────────────────────────────────────────────────────
+TEST 6: Simulated contrastive training (d=128)
+──────────────────────────────────────────────────────────────────────
+  n_clusters  steps       CV   time
+           5    200   1.6637   0.6s 
+          10    200   0.9406   0.8s 
+          50    200   0.3459   2.2s 
+         100    200   0.2451   4.0s ◄ BAND
+
+───────────────────────────────────────────────────────────────��──────
+TEST 7: Contrastive sim across dimensions (10 clusters, 200 steps)
+──────────────────────────────────────────────────────────────────────
+     dim       CV   time
+      16   0.9263   0.8s 
+      32   0.9604   0.8s 
+      64   0.9326   0.8s 
+     128   0.9408   0.8s 
+     256   0.9358   0.8s 
+     512   0.9252   0.8s 
+
+──────────────────────────────────────────────────────────────────────
+TEST 8: 100K points — uniform vs clustered vs contrastive
+──────────────────────────────────────────────────────────────────────
+                       name       CV   time
+               uniform_100k   0.0586   1.1s 
+          clustered_10_100k   0.0623   1.1s 
+         clustered_100_100k   0.0580   1.1s 
+           anchored_64_100k   0.0602   1.1s 
+
+======================================================================
+SUMMARY
+======================================================================
+  Tests in CV band [0.18, 0.27]: 2/57
+  Tests outside band: 55/57
+
+  CV by test type:
+    100k                : mean=0.0598 std=0.0017 range=[0.0580, 0.0623] in_band=0/4
+    anchored            : mean=0.0666 std=0.0083 range=[0.0575, 0.0822] in_band=0/7
+    clustered           : mean=0.0610 std=0.0039 range=[0.0573, 0.0688] in_band=0/8
+    contrastive         : mean=0.7988 std=0.5657 range=[0.2451, 1.6637] in_band=1/4
+    contrastive_dim     : mean=0.9368 std=0.0118 range=[0.9252, 0.9604] in_band=0/6
+    n_sweep             : mean=0.0580 std=0.0012 range=[0.0558, 0.0603] in_band=0/8
+    spread              : mean=0.2043 std=0.3092 range=[0.0569, 1.0863] in_band=0/10
+    uniform             : mean=0.0970 std=0.1016 range=[0.0196, 0.3544] in_band=1/10
+
+======================================================================
+DONE
+======================================================================