{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":493,"cluster_id":4930004418},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["466:4660004175","496:4960010717","493:4930004839","466:4660000812","496:4960000091","466:4660004173","493:4930003770","493:4930004267","488:4880003217","488:4880000492","470:4700000427","481:4810001744","496:4960000323","496:4960012042","480:4800004265","493:4930003117","478:4780005502","496:4960010318","493:4930004417","470:4700001874","488:4880001155","493:4930002104","470:4700005018","493:4930006215","493:4930005235"],"twin_admin_codes":[466,496,493,466,496,466,493,493,488,488,470,481,496,496,480,493,478,496,493,470,488,493,470,493,493],"twin_sims":[0.25313093885794463,0.2512719115054458,0.24974175544811572,0.21395246041391652,0.20854291494314933,0.20397617667908846,0.20028323442141618,0.19943080500095328,0.1922445159633934,0.1874904076323425,0.18025894032466483,0.17922336215927215,0.1775728636685722,0.17610167687501024,0.17311901457654186,0.1661257015763025,0.16280654550138435,0.1627253028014869,0.16227639654150983,0.16164824742018014,0.15968932616869133,0.15332166181128382,0.15278153039526465,0.14904808377997172,0.14828429945436955],"twin_dists":[0.2152822614317397,0.2158590256159713,0.21633580297178198,0.22807686408919306,0.22996297393151152,0.23158133006788015,0.2329082848815593,0.2332169693203249,0.23585630244919556,0.23764033187134806,0.24041594645002792,0.24081983017080352,0.24146697320749702,0.24204742318499406,0.2432349075004751,0.24607774894405132,0.24745726157380946,0.24749128190253045,0.24767948336481996,0.24794346613782023,0.2487715251034362,0.25151542969557633,0.25175198947040844,0.2534041502020337,0.2537458940465057],"n_dims_used":45,"mean_confidence":0.926859876844618},"coverage":{"mean_confidence":0.926859876844618,"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}}