{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010268},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009477","490:4900009275","490:4900009058","490:4900009772","490:4900009570","490:4900009580","490:4900009473","490:4900009168","490:4900011406","490:4900009566","490:4900008388","490:4900011102","490:4900008952","490:4900009163","490:4900011472","490:4900009467","490:4900012067","490:4900011543","490:4900008603","490:4900010171","490:4900009776","490:4900010177","490:4900010520","490:4900009774","490:4900011925"],"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":[0.5144082331011729,0.3914206080596012,0.3801213628592118,0.3669132804387528,0.33521392547688245,0.3035765696121762,0.29333080366939157,0.2839777466974341,0.2627670349265449,0.2607280658844038,0.25886815306999544,0.2518579028976371,0.2508432432429794,0.24022041618989723,0.22726935048550242,0.22662399343637896,0.22309471832292158,0.21826985914715288,0.213688313751403,0.21272820088071792,0.21182004403286542,0.19963235031819962,0.1966563050966229,0.19567565130512538,0.19316014539436413],"twin_dists":[0.14974906863701498,0.17788278231548701,0.18063899716918366,0.18391160639544032,0.1920198899828428,0.20053911229004848,0.20340635913934446,0.2060760197738374,0.21233485234799893,0.21295276224994264,0.21351906125667067,0.21567692891526621,0.21599240583518528,0.21934554231017114,0.22356672851460357,0.2237811700058746,0.22496112149829364,0.22659455269958212,0.22816820715281333,0.22850086294893968,0.22881645387767272,0.23314390309119673,0.23422803244541918,0.2345877555949238,0.23551624915076283],"n_dims_used":45,"mean_confidence":0.9201450771755643},"coverage":{"mean_confidence":0.9201450771755643,"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}}