{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":498,"cluster_id":4980001112},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["498:4980001113","498:4980001591","498:4980001016","498:4980001110","498:4980001301","498:4980001017","498:4980001589","498:4980001204","498:4980001207","473:4730008144","498:4980001190","498:4980001397","498:4980001020","498:4980000923","498:4980000354","498:4980001107","498:4980000840","498:4980001478","498:4980000355","498:4980000473","498:4980000911","498:4980000537","498:4980000215","498:4980001108","498:4980000999"],"twin_admin_codes":[498,498,498,498,498,498,498,498,498,473,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498],"twin_sims":[0.6108228191989274,0.5538252616806415,0.5157035210741253,0.49769221522793466,0.48791287084246976,0.4825362959105577,0.4804507292544643,0.47794940417226406,0.47387703063841224,0.4669339333004244,0.4377140904646961,0.43293399518832837,0.40540859153027425,0.39859674212011814,0.3975285733294051,0.38542066347024534,0.3650023089362236,0.35957861940266295,0.35550858558586756,0.3526327861115766,0.35242015547013156,0.35218186734514917,0.34915160070030726,0.3439528068521614,0.34009655601618594],"twin_dists":[0.12895540542878772,0.14118809020538375,0.14946553334813148,0.1534249744236244,0.15559141720702638,0.1567880545522023,0.15725334602777527,0.15781224198839605,0.15872420338858717,0.1602850605345659,0.16694700734163037,0.1680527687635327,0.17452153123316302,0.17615165890498044,0.17640842238745066,0.1793415637204585,0.1843899041956873,0.1857543387785524,0.18678514983848118,0.18751717528516165,0.18757142256360973,0.18763223594471798,0.18840747021450652,0.18974576548549432,0.19074540986466612],"n_dims_used":45,"mean_confidence":0.925628662109375},"coverage":{"mean_confidence":0.925628662109375,"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}}