{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008154},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008155","490:4900009044","490:4900008495","490:4900007949","490:4900006849","490:4900009045","490:4900008157","490:4900007937","490:4900008824","490:4900008271","490:4900008383","490:4900009668","490:4900009151","490:4900007823","490:4900009043","490:4900008615","490:4900007339","490:4900008166","490:4900006726","490:4900006608","490:4900009047","490:4900005606","490:4900006616","490:4900009871","490:4900007947"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.4501429090273948,0.25751299600154826,0.11040312592669534,0.08712383245120946,0.057595545900539745,0.04975850383737186,0.04848708760012597,0.047325012719929956,0.042971770124457055,0.03968026572318874,0.03243736507272511,0.030930292913473833,0.029194297267475085,0.0258825868113199,0.025816253489233457,0.025075632599777565,0.023739402844666694,0.022491270713490493,0.021565427006910876,0.02137960317857936,0.020107374253577538,0.017521786547173714,0.0174858109811055,0.017084874068377633,0.016864369959132715],"twin_dists":[0.16409374688816303,0.21393328999437133,0.27265086783532116,0.2869270939785705,0.31030545957555644,0.3181566517378389,0.31952596254334353,0.32080398627644124,0.3258380780866455,0.32993750426561047,0.34008493305790655,0.34243640469346154,0.34526989617912307,0.35110264478687997,0.35122590376038276,0.35262101084803305,0.355230775759945,0.35778608682751384,0.3597623561913583,0.36016787264061695,0.3630296800028939,0.36936953677737805,0.3694633808676711,0.37052086227512687,0.371111758949583],"n_dims_used":45,"mean_confidence":0.9327084011501736},"coverage":{"mean_confidence":0.9327084011501736,"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}}