{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004895},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007042","490:4900007044","490:4900007041","490:4900004619","490:4900007167","490:4900006914","490:4900009726","490:4900006555","490:4900008220","490:4900002540","490:4900009417","490:4900002242","490:4900002391","490:4900005942","490:4900007043","490:4900004343","497:4970000483","490:4900002241","490:4900010412","490:4900010572","490:4900001788","490:4900002539","490:4900006915","490:4900001786","497:4970000485"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,497,490,490,490,490,490,490,490,497],"twin_sims":[0.11307348250765752,0.07162145100913893,0.048482365274092686,0.01960978271507529,0.017795360441731998,0.00940310911714084,0.009361835289780521,0.00763802899602476,0.004548921004578654,0.0037318051508837893,0.0034943971161262594,0.00335098835288879,0.002804431336340905,0.002655352438475287,0.0026117075305611527,0.0025866482204430132,0.00226972454620206,0.0017958742601556171,0.0017517270441661636,0.0013993818460226962,0.0013459653780300304,0.0012011567061559385,0.0011354359469294235,0.0006970343539157752,0.0006305983508332471],"twin_dists":[0.2711683121306755,0.2982230824245061,0.3195311040341666,0.3641920874159258,0.3686613776508489,0.39677516252207795,0.39696212698285327,0.4055169718150476,0.42652906140063535,0.43428844783407117,0.43683393047956115,0.4384490346444868,0.4452462063348771,0.4473107327699097,0.44793524444851035,0.44829814952163793,0.4531892698024819,0.4618225490898005,0.46273071810584626,0.470845608494965,0.4722377721557463,0.4762860731545565,0.4782746311491203,0.4951838762564077,0.4985841284301418],"n_dims_used":44,"mean_confidence":0.9006992686878551},"coverage":{"mean_confidence":0.9006992686878551,"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}}