{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008824},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009471","490:4900010170","490:4900009047","490:4900008943","490:4900009668","490:4900007937","490:4900004931","490:4900008271","490:4900008946","490:4900009972","490:4900009044","490:4900008615","490:4900008155","490:4900007715","490:4900011656","490:4900006727","490:4900008954","490:4900008377","490:4900005606","490:4900006369","490:4900002406","490:4900006849","490:4900009688","490:4900009667","490:4900008495"],"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":[0.38445602341284135,0.30876316658710257,0.18429395054185063,0.10672591068246236,0.10571845283266545,0.10526073744491443,0.09507352236946266,0.08916379074107827,0.08702684924544465,0.080792502697655,0.07610018880436259,0.07017379916801207,0.06902725727428372,0.0687569114026706,0.06784596322306366,0.06187007876701906,0.05953919525506627,0.05453179106383077,0.053454894258057856,0.052836270615235915,0.05142684359537922,0.05014912497197214,0.049892724027279546,0.047512580386886674,0.044014087726654605],"twin_dists":[0.1795770990144408,0.19910913144297082,0.23885773665789023,0.2747385000897547,0.2753201793634503,0.27558587639995197,0.28174711375547906,0.28556326989988295,0.2869925618146535,0.2913285435627278,0.2947724323715079,0.2993757802001407,0.30030249603788994,0.30052282948660164,0.30127048337714846,0.3063892257256173,0.3084960855385591,0.3132626168852798,0.31433474047823884,0.3149587463809866,0.3164034125118417,0.31774181309424454,0.31801380522469747,0.32059594150950227,0.32459506061818577],"n_dims_used":45,"mean_confidence":0.9228642781575521},"coverage":{"mean_confidence":0.9228642781575521,"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}}