{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003683},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001802","490:4900004512","490:4900002705","490:4900001948","490:4900004376","490:4900002264","490:4900007840","490:4900004118","490:4900003691","490:4900004103","490:4900002113","490:4900003826","490:4900008747","490:4900008070","490:4900008082","490:4900010094","490:4900003966","490:4900004258","490:4900009066","490:4900003427","490:4900009697","490:4900003695","490:4900001958","490:4900003962","490:4900003965"],"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":[0.3304020131756158,0.2753925846396126,0.2683282967829717,0.2550852838724784,0.2371506228683357,0.23227967674472683,0.22282723236139593,0.22049401305011398,0.19099287186448075,0.18706132563032082,0.18628539070317274,0.1796415869702688,0.16480376051952897,0.1593363958373229,0.1481322877217304,0.14728524398515364,0.1472008552294861,0.14701614939457622,0.1396439967147915,0.13776880368659633,0.13667377970851166,0.1351003440939372,0.1324840968791511,0.12757834324299233,0.12409903530147466],"twin_dists":[0.19328580285078253,0.20857354362715025,0.21066459026160925,0.21467882241559588,0.22033234905892585,0.22191541800599499,0.22505105585082805,0.22583860638985578,0.23632297825529097,0.23780290085496628,0.23809754998143373,0.2406565205872573,0.24662476726372126,0.24892149689954374,0.25381406431037784,0.25419487321138434,0.25423290074968813,0.2543161897604914,0.2577057386194194,0.2585890951054588,0.25910909765114015,0.25986177773024566,0.26112800085846105,0.26355400276462637,0.26531773915863555],"n_dims_used":45,"mean_confidence":0.9183810763888889},"coverage":{"mean_confidence":0.9183810763888889,"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}}