{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009821},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010648","490:4900007990","491:4910005808","490:4900010214","490:4900010820","491:4910005468","490:4900010121","490:4900010818","490:4900010562","491:4910003996","491:4910004957","491:4910005667","490:4900008655","491:4910005762","490:4900007781","490:4900009922","491:4910005006","490:4900009619","490:4900011141","490:4900010302","490:4900006308","490:4900012154","497:4970000500","491:4910005618","490:4900012087"],"twin_admin_codes":[490,490,491,490,490,491,490,490,490,491,491,491,490,491,490,490,491,490,490,490,490,490,497,491,490],"twin_sims":[0.1951859742661208,0.1629766573154808,0.14837792770226757,0.105929642602233,0.08929046405598393,0.06606635870288402,0.043003224133367546,0.03611538424765055,0.03153128622932397,0.03024940387868719,0.02556344238416617,0.023713359289096615,0.015542065842118999,0.01538226866572448,0.014476752687224516,0.012903686527193725,0.0119063180265255,0.010957586127106449,0.01040361598873301,0.007381451191705363,0.006848712281324524,0.0059083755757017775,0.005784103537680509,0.005663173230813674,0.005601778679145441],"twin_dists":[0.23476784684435772,0.24738606718094736,0.25370393175139105,0.275197888288498,0.28547940168046515,0.30275498596908434,0.3258001985230845,0.33471537227313536,0.34148717746007945,0.34353109455478165,0.3516981922650945,0.3552828921191943,0.3748045849265733,0.37526939570185225,0.3779865783927428,0.38308536769497437,0.3866111143192002,0.3902171103445397,0.3924531880180587,0.4069357549483178,0.410028982853529,0.41606014532861535,0.41692105117554623,0.41777499333716583,0.4182148503014324],"n_dims_used":45,"mean_confidence":0.8854756673177083},"coverage":{"mean_confidence":0.8854756673177083,"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}}