{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012247},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012598","490:4900012451","490:4900012861","490:4900012456","490:4900012236","490:4900012309","490:4900012667","490:4900012666","490:4900012657","490:4900012450","490:4900012368","490:4900012974","490:4900012734","490:4900012526","494:4940007216","490:4900012673","490:4900012233","490:4900012536","490:4900012599","490:4900012246","490:4900012662","490:4900013185","490:4900012243","490:4900012314","490:4900012454"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,494,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.43857931748787454,0.2343638556952408,0.181321665429843,0.16861176979900416,0.14760300495019688,0.10130500523061645,0.09940852902870004,0.09112638516128627,0.07891272659453236,0.06264944945915855,0.06057962963696814,0.05518474380409528,0.04955405788908966,0.04630703924716834,0.03959220961590971,0.03105350595637821,0.026953865738090013,0.025959895860515763,0.025935500070790558,0.025291111972190583,0.024840627468896953,0.023467931035025837,0.023245189779841254,0.023036780401693942,0.019290958327867643],"twin_dists":[0.1667473710634268,0.22123541825675788,0.24000317993640266,0.24505745969354728,0.25405182699891565,0.27792044575298464,0.2790650292438916,0.28427433128949237,0.2926883881901834,0.3056992946221983,0.307547425125251,0.312621069343868,0.31837485574165614,0.32194527395923433,0.33005105985475064,0.34224051974899017,0.34914883590060597,0.35095933459015044,0.35100451800163807,0.35221148036088007,0.35307113354770014,0.3557764754479668,0.3562283208173557,0.3566545055483447,0.3649504879134607],"n_dims_used":45,"mean_confidence":0.9121847364637586},"coverage":{"mean_confidence":0.9121847364637586,"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}}