{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004431},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004295","490:4900002320","490:4900003594","490:4900004444","490:4900003611","490:4900003462","490:4900003603","490:4900004015","490:4900004293","490:4900004017","490:4900004430","490:4900004567","490:4900002319","490:4900003878","490:4900002771","490:4900003329","490:4900002472","490:4900003338","490:4900002017","490:4900001732","494:4940004550","490:4900002148","490:4900004016","490:4900001469","496:4960006224"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,494,490,490,490,496],"twin_sims":[0.8364467390777147,0.7585306183877721,0.7526276804401852,0.7247787988976088,0.7112828265670083,0.6753028257159704,0.6739805649005273,0.6658992177329109,0.645950513735913,0.623034059738721,0.5865019058378386,0.5736246441198117,0.5540817882796304,0.5419464460498242,0.5244522706701964,0.4435813298755017,0.43704480724159167,0.4229476034560892,0.41149379080773607,0.39605688158534785,0.3848999770135224,0.38203811823837264,0.3650876080363991,0.360472957678231,0.3589855165422569],"twin_dists":[0.07761941573021613,0.0965574869765068,0.09791272340183152,0.10420576841868501,0.10720509851054454,0.11508287557260673,0.115369781853492,0.11712013931249396,0.1214215165067787,0.1263397879869759,0.1341647282775307,0.1369273841787375,0.14113275598165362,0.14375505283016937,0.1475548918567074,0.16559624714758361,0.16710153981334874,0.17037899093053843,0.17307561157872853,0.17676270198908944,0.1794686643443168,0.1801687203034256,0.18436852783222843,0.18552863382721632,0.1859041789194878],"n_dims_used":44,"mean_confidence":0.9160253351384943},"coverage":{"mean_confidence":0.9160253351384943,"n_dims_used":44,"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}}