{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011164},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010836","490:4900011303","490:4900011639","490:4900010424","490:4900011645","490:4900010764","490:4900011301","490:4900011003","490:4900010754","490:4900010753","490:4900011573","490:4900010758","490:4900010585","490:4900010668","490:4900010499","490:4900011524","490:4900011089","490:4900011305","490:4900011453","490:4900011575","490:4900011574","490:4900011367","490:4900011229","490:4900011097","490:4900011232"],"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":[0.30859913852458326,0.2520815301463417,0.21612631947198743,0.20672963009324044,0.20524383361360174,0.20115123536114154,0.19899103063345389,0.17350004016550838,0.16617239632871403,0.16609218852283453,0.1514719419153273,0.146068828312424,0.14395346237224477,0.13668099422112848,0.13624825515915126,0.12734021944912424,0.12711528524156823,0.1247993378781871,0.12031292067817352,0.11933681911782809,0.11884462868944966,0.11826547062124516,0.10918270623120042,0.10175298026451672,0.09519816243752566],"twin_dists":[0.1991541421133149,0.21560750800515288,0.2273280102239659,0.23060263769544856,0.23112963624144686,0.23259489047073134,0.23337657778216286,0.2430824004781354,0.24605848422999352,0.24609157773224755,0.25232810571320735,0.2547445835898503,0.25570866463100866,0.25910566145266956,0.25931201135511645,0.2636735421587196,0.26378661590801844,0.2649597504701813,0.2672802596781356,0.267793846882912,0.2680540377294451,0.26836126124178605,0.27333767294830935,0.27765252829457965,0.2816686693003712],"n_dims_used":45,"mean_confidence":0.8921335008409288},"coverage":{"mean_confidence":0.8921335008409288,"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}}