{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001863},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002608","490:4900002020","490:4900002017","490:4900002148","490:4900003074","490:4900003897","490:4900002495","490:4900002333","490:4900001333","490:4900003754","490:4900001596","490:4900003330","490:4900001699","490:4900001586","490:4900002016","490:4900002303","490:4900004302","490:4900003755","490:4900001732","490:4900003896","490:4900002778","490:4900003216","490:4900002164","490:4900003338","490:4900001202"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.7176777625961044,0.6838648762529289,0.6826075007201138,0.6615540392254863,0.6483587223909621,0.5896239103557169,0.558811299839793,0.556279030530871,0.5495401139838951,0.5469694876230567,0.5400897540023786,0.5361724039887649,0.5323716435438851,0.5252604545582817,0.5165651880347009,0.5155087084789319,0.5078298079523712,0.503570398105789,0.49462274745549495,0.48838411410532284,0.4827153164957541,0.48068853026184083,0.4801145804637498,0.4762582639336205,0.4749480147350562],"twin_dists":[0.10578747116147297,0.11322119781807752,0.11349503306095242,0.11805921032529401,0.12090347322690263,0.13349560763334048,0.1401132570624201,0.14065895730214004,0.14211301844006796,0.14266844070632664,0.1441571639685494,0.14500642325504118,0.14583157995282559,0.1473787659838515,0.14927701336880123,0.14950816613080903,0.151191855990361,0.15212863014579123,0.15410361077092055,0.15548672811755282,0.15674814448710972,0.15720026021321917,0.15732840089075742,0.15819064432528637,0.15848412107138726],"n_dims_used":45,"mean_confidence":0.9177123175726997},"coverage":{"mean_confidence":0.9177123175726997,"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}}