{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012520},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012657","490:4900012307","490:4900012246","490:4900012313","490:4900012860","490:4900013262","490:4900012249","490:4900012599","490:4900012662","490:4900012734","490:4900012309","490:4900013201","490:4900012251","490:4900013125","490:4900012379","490:4900012670","490:4900012315","490:4900012671","490:4900012793","490:4900012383","490:4900012250","490:4900012536","490:4900012526","490:4900012594","490:4900012455"],"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":[0.23255866368363426,0.14450830323903677,0.14273461261590994,0.0834427853757282,0.08097204834654259,0.07946737606890622,0.07652974767221656,0.06275020556458673,0.0591313539814132,0.05764093750322774,0.05526369296890188,0.052411173811246374,0.04992867054678236,0.04332086069256361,0.04315360537941257,0.04141795557276523,0.03945510175835367,0.038030630049941554,0.036738759178502764,0.029050903689692195,0.026847618780053616,0.026324202853213664,0.025365517071524867,0.02369011717858422,0.023045594241772122],"twin_dists":[0.22182416199149993,0.2554547845598834,0.25626893787651134,0.2894537314384172,0.2911999905714293,0.29228447156648135,0.294450167921708,0.30561061550294094,0.308871675234152,0.3102626339432579,0.31254392553607513,0.31539106575455766,0.3179756027907884,0.3254189738807668,0.32561941815678974,0.32773902307790315,0.33022829736514114,0.3321011974482843,0.33385186048277515,0.3455103536095123,0.34933958885812394,0.35028892410533885,0.3520707694846065,0.35532944433360625,0.35663641418444697],"n_dims_used":45,"mean_confidence":0.9122731526692708},"coverage":{"mean_confidence":0.9122731526692708,"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}}