{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012378},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012450","490:4900012797","490:4900012243","490:4900012314","494:4940007738","490:4900012308","494:4940008252","490:4900012673","490:4900012312","490:4900013294","490:4900012369","490:4900000541","490:4900012861","490:4900012525","490:4900012796","494:4940008153","490:4900012247","490:4900012662","490:4900012451","490:4900012592","490:4900012455","490:4900012811","490:4900012524","490:4900012864","490:4900012236"],"twin_admin_codes":[490,490,490,490,494,490,494,490,490,490,490,490,490,490,490,494,490,490,490,490,490,490,490,490,490],"twin_sims":[0.07797376880268034,0.02787942648689786,0.027475944175617772,0.02692604997890353,0.022989775993754416,0.0168146080384039,0.013577555299625198,0.013031327043436701,0.01219631472505861,0.01139719921910868,0.008553749834261418,0.006282786103051894,0.005861437498995792,0.0055274725844720205,0.005380145224687341,0.0053785437072437214,0.003366059318930163,0.0029472201195552355,0.0028258091699015003,0.0027888921824157985,0.0025817592532854194,0.0025219218929558858,0.002425715346993099,0.002292897183256165,0.0022657418182347715],"twin_dists":[0.2933774005416224,0.3475139519580144,0.34822081683744627,0.34919871287712234,0.3567510887121364,0.3712460456342131,0.3808374056226225,0.3826517234587478,0.3855597728670522,0.3885130821465452,0.4007795166513538,0.4135617160821397,0.41638337478644105,0.4187530752325298,0.4198398421247279,0.41985180292331853,0.4382763683842811,0.4433608706276828,0.4449584289485427,0.4454566488023918,0.4483693260448557,0.4492506264696545,0.45070858903635297,0.4528110501757803,0.45325463183624887],"n_dims_used":45,"mean_confidence":0.9127444797092014},"coverage":{"mean_confidence":0.9127444797092014,"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}}