{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960010364},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960010279","496:4960011242","496:4960003655","496:4960003521","496:4960001420","496:4960010540","496:4960002975","496:4960011680","496:4960010699","496:4960009947","496:4960008069","496:4960011929","496:4960002832","496:4960011769","496:4960012146","496:4960010529","496:4960009003","496:4960007839","478:4780001951","496:4960010448","469:4690005867","496:4960003661","469:4690006200","496:4960011689","469:4690006556"],"twin_admin_codes":[496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,478,496,469,496,469,496,469],"twin_sims":[0.9431072695767342,0.43613574339175565,0.42544254397057457,0.356419091739623,0.3369820382972358,0.30867197231461746,0.2980113337429459,0.28973120597150975,0.2770495509644486,0.27506190861942814,0.26846241136545257,0.2647619766956278,0.25771301317811957,0.24043617963135122,0.21813128517322522,0.2113316183771279,0.2013460700973079,0.1919052100742719,0.18353443995521657,0.18330788800146267,0.1826470116024712,0.15955330021269,0.15363208622194466,0.1496878726180306,0.14911162985022333],"twin_dists":[0.044452471967134206,0.1673115860280298,0.16979571844212377,0.18655402247338596,0.19155722133215086,0.19913415421650454,0.20208935634413794,0.20442769583025167,0.2080878609664526,0.2086706837570482,0.2106245775105345,0.21173318271781244,0.2138720646829017,0.21927649286053574,0.22664182195179722,0.22898656458151093,0.23252467278343794,0.2359826029051949,0.23914918574526156,0.23923628573987246,0.23949080041705506,0.2488292984508111,0.25137975049284256,0.2531188787497253,0.2533757757147727],"n_dims_used":45,"mean_confidence":0.9172186957465278},"coverage":{"mean_confidence":0.9172186957465278,"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}}