{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004045},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003350","490:4900001457","490:4900000423","490:4900001320","487:4870004843","490:4900001440","490:4900001726","490:4900001191","490:4900002936","490:4900003901","490:4900004325","490:4900003487","490:4900000510","490:4900000285","466:4660011351","487:4870006277","496:4960007417","487:4870006576","490:4900005794","494:4940008020","490:4900000489","490:4900000926","490:4900001591","490:4900002932","490:4900000288"],"twin_admin_codes":[490,490,490,490,487,490,490,490,490,490,490,490,490,490,466,487,496,487,490,494,490,490,490,490,490],"twin_sims":[0.6383027539227137,0.6130726127673547,0.48054897175439926,0.47469268810200804,0.4607326241970997,0.4517446339211485,0.4483103336717511,0.4149493124626028,0.41440562004623166,0.3968100325496099,0.39662918785056916,0.38412607725541636,0.3632621141897779,0.3621608757876808,0.3571097222077087,0.3502350551670479,0.3468223855669258,0.3403082149561116,0.33897520761979083,0.3339130408466785,0.3298241445479431,0.32654475800820837,0.3186876614723821,0.3185171651977341,0.3183509787245435],"twin_dists":[0.12306491023299956,0.12847362516112587,0.1572314137249412,0.15854134139989637,0.16168590179799222,0.16372823154650662,0.16451253927697168,0.17225870737039473,0.17238704312283137,0.17658132098324814,0.1766248592880995,0.17965772630898125,0.18482655695960273,0.18510342862574747,0.18637891233202472,0.1881298869470936,0.18900575613851242,0.19069038543906175,0.1910372310346744,0.19236114302457813,0.19343850414403743,0.19430788115591274,0.19641074399275432,0.19645669526023699,0.196501498300965],"n_dims_used":45,"mean_confidence":0.9151915656195746},"coverage":{"mean_confidence":0.9151915656195746,"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}}