{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012991},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012990","490:4900012944","490:4900013098","490:4900012259","490:4900012415","490:4900013243","490:4900013100","490:4900013069","490:4900013102","490:4900013209","490:4900012547","490:4900012698","490:4900012957","490:4900012890","490:4900013244","490:4900012943","487:4870000747","490:4900012941","490:4900012489","490:4900012997","490:4900012988","490:4900012901","490:4900012837","490:4900013037","490:4900012553"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,487,490,490,490,490,490,490,490,490],"twin_sims":[0.6342241393869518,0.40765763391215215,0.36730943409638134,0.35484307285911426,0.3477213581785201,0.3190304075238563,0.3110376832905351,0.30108804308732956,0.29440094775514436,0.27599130271931027,0.27525233313848285,0.26665360507798647,0.26432944214536347,0.2625957450778358,0.2608095884751846,0.2583642638289608,0.24277124957282437,0.23654080272168534,0.23058761011589782,0.22880263602686315,0.22800873120531628,0.22521978358522063,0.21406270651390522,0.19625556632934069,0.19499303066315116],"twin_dists":[0.12394039497755224,0.1739860203309322,0.1838126095515615,0.18695428030929961,0.1887745946845451,0.19631841070063208,0.19848639381473293,0.20123024436288753,0.2031041556447125,0.20839784437987163,0.20861473549424442,0.21116527868843166,0.21186339304366286,0.21238664590990394,0.21292799875320684,0.21367292421351833,0.21853177220650227,0.22052936972299922,0.22247044021365187,0.22305885523273764,0.22332153979223276,0.22424916948262502,0.22803876305031545,0.23437488079068014,0.23483889288584384],"n_dims_used":45,"mean_confidence":0.9092832777235244},"coverage":{"mean_confidence":0.9092832777235244,"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}}