{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002476},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002522","480:4800001583","480:4800001704","499:4990001432","480:4800002424","480:4800002370","488:4880003273","499:4990001523","480:4800002189","480:4800001587","494:4940000971","500:5000007970","494:4940000622","480:4800001938","499:4990001429","479:4790004545","470:4700003201","496:4960011808","470:4700002646","500:5000008584","488:4880003740","500:5000008587","500:5000008341","470:4700003039","466:4660007117"],"twin_admin_codes":[480,480,480,499,480,480,488,499,480,480,494,500,494,480,499,479,470,496,470,500,488,500,500,470,466],"twin_sims":[0.1393575887658174,0.0874099095759026,0.07458093393307484,0.06306919925831951,0.06243257709147572,0.055594088469121665,0.05510010237360441,0.05429454070192487,0.052148171260542345,0.04547069943243786,0.044489979293241375,0.0438799988837408,0.040892537921529706,0.03838267901928254,0.033862201595451946,0.02729170686713721,0.027178701290604197,0.025116726042086306,0.02509063992377166,0.02496228558063031,0.024436736141542167,0.024094883436489356,0.02380831217067563,0.022687658672343146,0.021616669799853456],"twin_dists":[0.25784008283160614,0.28673431655661186,0.2959241069071233,0.30533062477937195,0.3058905691558043,0.31222207108045597,0.31270387674739847,0.31349729903136014,0.31565999696292285,0.32289875144894314,0.32403574225186593,0.32475357295751217,0.3283954255315444,0.3316328688075114,0.33794608791029634,0.34854655975301546,0.34874729873267374,0.3525426764052021,0.352592390259137,0.35283765537605727,0.3538534120774929,0.35452432197805633,0.35509311824823964,0.3573759914609933,0.3596510656084078],"n_dims_used":42,"mean_confidence":0.9114014761788505},"coverage":{"mean_confidence":0.9114014761788505,"n_dims_used":42,"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}}