{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009632},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008562","490:4900008566","490:4900008229","490:4900008337","490:4900009012","490:4900009430","490:4900009121","490:4900008559","490:4900008563","490:4900010405","490:4900008557","490:4900008786","490:4900008556","490:4900008673","490:4900010318","490:4900007900","490:4900009536","490:4900008226","490:4900008564","490:4900009633","490:4900010398","490:4900010399","491:4910004747","491:4910005359","491:4910005204"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,491,491,491],"twin_sims":[0.5910380340573061,0.5142179698896222,0.3382222641743537,0.3371676682887855,0.32424358908392525,0.2899650854105855,0.2817597534079963,0.2669655642388173,0.2435470773831849,0.2346217675246951,0.2295214043571894,0.22908354335316536,0.22567530382851805,0.20830170907080464,0.177743172421651,0.17751075270874309,0.17624914457489207,0.1749780875392605,0.17321055342111627,0.16186265053747928,0.1554292798316476,0.15282715770034036,0.15207510616421907,0.14863300209243688,0.14664043704817317],"twin_dists":[0.13319259137653042,0.14979073162299888,0.19123346938267813,0.19150872309578015,0.19492081467945926,0.2043611071761333,0.20671682052692184,0.21107186347280607,0.21828536517852298,0.22115154622988717,0.2228215507472116,0.2229660539123236,0.22409714049281423,0.23004784376679763,0.24139999980304294,0.2414914095152364,0.24198908522913437,0.2424930598430919,0.24319824683189215,0.24785327865691825,0.2505981620726504,0.2517319825078681,0.2520623081413691,0.25358971158312443,0.2544858479387218],"n_dims_used":45,"mean_confidence":0.8856781853569878},"coverage":{"mean_confidence":0.8856781853569878,"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}}