{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":473,"cluster_id":4730005401},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["493:4930004631","488:4880005943","493:4930004487","473:4730005638","475:4750000547","484:4840008583","470:4700000097","479:4790001651","484:4840001052","475:4750000181","475:4750000426","481:4810006084","475:4750000336","486:4860004926","485:4850002074","475:4750000108","496:4960010420","475:4750000622","475:4750000251","473:4730004919","472:4720001247","480:4800002325","490:4900002054","475:4750000335","493:4930004630"],"twin_admin_codes":[493,488,493,473,475,484,470,479,484,475,475,481,475,486,485,475,496,475,475,473,472,480,490,475,493],"twin_sims":[0.004175988159438695,0.003388239900325621,0.0020612032154885052,0.001893788018474168,0.001858350212877775,0.0013053930373186427,0.0011999815398907954,0.0011111736444815055,0.0009252380465696938,0.0008829020041184512,0.0007530148572380133,0.0005870369971024204,0.0004623745094080506,0.00044425829559368283,0.00032428738467973824,0.00032176159028816486,0.0002750960537523192,0.0002323115638481354,0.00021617203019493882,0.00015658935226603573,0.00015294508667798012,0.00011317638191967587,0.0001095073871954396,0.00008449466144638565,0.00008248377603567707],"twin_dists":[0.4298984529942134,0.43802352644386894,0.45676195737014624,0.4598795338899958,0.4605718552509855,0.4733297420531132,0.4763207369558805,0.4790357915471517,0.4854408657880146,0.4870655642755353,0.4925454820893324,0.5009999111750328,0.5089733061095565,0.5102961618549358,0.5205968383462973,0.5208501209096666,0.5258999592738436,0.5312940074420436,0.5335751028977624,0.5436727775898428,0.5444028563439933,0.5536542860111379,0.5546573845653309,0.5624876550803292,0.5632094836183672],"n_dims_used":44,"mean_confidence":0.8945647152987394},"coverage":{"mean_confidence":0.8945647152987394,"n_dims_used":44,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}