{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008086},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010727","490:4900008861","466:4660004384","490:4900010725","490:4900001393","490:4900007602","490:4900011349","490:4900007133","490:4900003685","466:4660004305","490:4900007727","490:4900001655","490:4900011208","490:4900010726","490:4900007720","494:4940009008","490:4900011346","490:4900010209","466:4660004385","490:4900006368","490:4900007968","490:4900006741","490:4900007834","490:4900004813","490:4900007857"],"twin_admin_codes":[490,490,466,490,490,490,490,490,490,466,490,490,490,490,490,494,490,490,466,490,490,490,490,490,490],"twin_sims":[0.2048318609676635,0.07717737522156409,0.07017011064105555,0.07008384205431223,0.060706264738801655,0.056752861674089494,0.04755320765542056,0.044772820432799426,0.03440990578841073,0.03440346185421719,0.024889222698798653,0.024625673775787824,0.024523382353093714,0.023591560818831132,0.019032782068918962,0.01751144170230397,0.015822397359365074,0.015150703369973182,0.013398819758376174,0.012598996079026849,0.012479861692075385,0.012375326555110302,0.010870338595752324,0.01072483888262509,0.010057001070854978],"twin_dists":[0.23127622101306494,0.29396704659952344,0.2993787417446754,0.29944804347757875,0.30743287635129063,0.3111056093822701,0.3205509693721953,0.32370569240757807,0.3371443030871022,0.33715367296892085,0.3529777544788846,0.35348608620669564,0.35368465365949603,0.35552728611145573,0.3655726859985151,0.36939650452007666,0.37399923380732464,0.375950562209754,0.38142386443061654,0.38413607219351126,0.38455302760006577,0.3849218022520826,0.3905625102604306,0.391144045263979,0.3939068262443277],"n_dims_used":45,"mean_confidence":0.9197375827365452},"coverage":{"mean_confidence":0.9197375827365452,"n_dims_used":45,"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}}