{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890000147},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890000653","489:4890000457","489:4890001240","489:4890001453","470:4700005446","489:4890000604","489:4890001456","489:4890001395","489:4890001443","481:4810005838","470:4700004975","485:4850004324","489:4890000384","479:4790003989","489:4890000270","485:4850005459","489:4890000134","470:4700006027","470:4700006160","481:4810004522","489:4890000186","485:4850005467","470:4700000196","485:4850005681","485:4850004522"],"twin_admin_codes":[489,489,489,489,470,489,489,489,489,481,470,485,489,479,489,485,489,470,470,481,489,485,470,485,485],"twin_sims":[0.47693411138572667,0.44748194234149513,0.4458842033950949,0.4445331567183487,0.4392929345531832,0.41966562656607537,0.41153716631242854,0.3879296688158109,0.3642281929458339,0.3371307723770022,0.32821230270645424,0.32290949445616024,0.31641331349369867,0.3123454591110047,0.3042135484478956,0.2980738345631817,0.29351831709318943,0.28494349630951027,0.28241868555317967,0.2819564338979427,0.27540268136909163,0.2745691858202383,0.27284668504784476,0.2647257540935746,0.2638113974132041],"twin_dists":[0.15803936736358304,0.1647020601083087,0.16506796927925907,0.16537777154752478,0.16658283275939642,0.17114846060271197,0.17306533891499196,0.17873024966426906,0.1845840166443806,0.19151836148124798,0.1938652107496171,0.19527726809305654,0.19702485943140505,0.19812951855967145,0.20036273561449885,0.20207185262007965,0.20335335916420652,0.20579794848562294,0.20652613109017523,0.20665987462341023,0.20857057871331627,0.20881555993967463,0.20932328738518055,0.21174408208612192,0.21201952054970255],"n_dims_used":45,"mean_confidence":0.9146050347222222},"coverage":{"mean_confidence":0.9146050347222222,"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}}