{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002303},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003471","490:4900004302","490:4900004161","490:4900001699","490:4900003330","490:4900004149","490:4900002017","490:4900002148","490:4900001333","490:4900002608","490:4900003466","490:4900003074","490:4900001572","490:4900001732","490:4900002164","490:4900003338","490:4900003460","490:4900003455","490:4900003595","490:4900003072","490:4900001733","496:4960008015","490:4900003198","490:4900001596","490:4900002327"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,496,490,490,490],"twin_sims":[0.8372953714922251,0.8041675400650123,0.749326717425116,0.7467496925166843,0.7443793205642772,0.7016299228406917,0.6995479298976157,0.699486537953232,0.6957290580526302,0.6682617594739347,0.6629133367694193,0.6323577535614122,0.6086157924029798,0.6083998218919316,0.6073300046444989,0.5994696523836124,0.5836220555304559,0.5788010463228497,0.5756276081736887,0.5609228532157577,0.5578874186587592,0.5532949371783423,0.5497842131761976,0.5401822956774414,0.5378354614463708],"twin_dists":[0.07739873915737022,0.08574621086847707,0.09866703969233441,0.09925423216714645,0.09979306375408903,0.10933383098725032,0.10979134217638976,0.10980482453589097,0.11062912509657213,0.11660896785741168,0.11776558626869459,0.12434083019940396,0.12942800268873927,0.12947424826202142,0.12970332600649565,0.13138650652858516,0.13478214743129907,0.13581623829393985,0.13649732506448845,0.13965848739847964,0.14031231077304646,0.14130249669354003,0.1420602997153386,0.14413711574593538,0.14464573578728454],"n_dims_used":45,"mean_confidence":0.9177621629503038},"coverage":{"mean_confidence":0.9177621629503038,"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}}