{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003473},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004425","490:4900003210","490:4900003067","490:4900003341","490:4900004428","490:4900002917","490:4900003472","490:4900003872","490:4900002606","490:4900004456","478:4780003736","490:4900003342","472:4720007099","487:4870002887","490:4900003604","467:4670003495","490:4900002755","467:4670003367","490:4900004306","467:4670003455","490:4900002335","490:4900003343","494:4940005661","470:4700007051","467:4670003452"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,478,490,472,487,490,467,490,467,490,467,490,490,494,470,467],"twin_sims":[0.40895368531746784,0.3627673569445881,0.36251830951008684,0.2965687475823912,0.28619224574233915,0.27444996177078845,0.24481930364589183,0.23643307845614897,0.22898217370649201,0.18716321284525997,0.1837098578028707,0.1792775592724752,0.1675842441890398,0.1674626845149113,0.16604791836991756,0.16355402378212383,0.16288245058580297,0.16045232793845546,0.15935418570925575,0.1424691122793392,0.14209996738339217,0.14106519854240143,0.14102398606613317,0.13703367084950485,0.13486137473794207],"twin_dists":[0.17367801721464757,0.184950895349022,0.18501351645426078,0.2024939620183352,0.2054392314782216,0.20885063954813185,0.21788239426247685,0.22056420773304183,0.22299953399222483,0.23776427454219276,0.23908179678982175,0.24079865190373773,0.24547783661796355,0.2455276912146302,0.2461098484041777,0.24714483109856505,0.2474254874810979,0.2484481224452229,0.24891393161134598,0.25639145249946865,0.25656207608502735,0.25704212397615445,0.257061297390919,0.2589378505016609,0.2599766669899215],"n_dims_used":45,"mean_confidence":0.9170084635416667},"coverage":{"mean_confidence":0.9170084635416667,"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}}