{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960003040},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960001963","496:4960002481","496:4960001236","496:4960004012","498:4980001563","496:4960001375","496:4960004023","472:4720001856","498:4980000594","498:4980004059","496:4960003192","472:4720003106","469:4690007716","479:4790005711","496:4960006001","479:4790005526","472:4720002890","498:4980001567","468:4680006617","496:4960006324","472:4720001346","496:4960003872","468:4680009461","479:4790005303","479:4790005663"],"twin_admin_codes":[496,496,496,496,498,496,496,472,498,498,496,472,469,479,496,479,472,498,468,496,472,496,468,479,479],"twin_sims":[0.4575609336664186,0.37519440161933876,0.3581890748113982,0.3307675485918207,0.32923605205395756,0.31869371460590934,0.3168688893815383,0.3099494011972828,0.3023776251222105,0.28964665638365017,0.2877209162872385,0.2794691080487923,0.2781957121174787,0.2781106591591258,0.27558765080812486,0.2746827590188161,0.2743176724916282,0.2722467915901251,0.268859694452486,0.26810067778282504,0.2659409294483808,0.26468138158325716,0.26068301046556447,0.2521501021649113,0.2502256504493823],"twin_dists":[0.16240493992549956,0.1818531290484968,0.18610558966216434,0.19318928606916344,0.19359405802347404,0.1964091128381164,0.19690164658190712,0.19878402663104106,0.20087167878007606,0.20445177613492316,0.20500138072967758,0.2073818243552511,0.20775294024031382,0.207777764708671,0.20851627404064416,0.2087821516814886,0.20888957431405422,0.2095005754836197,0.2105061217378356,0.21073252821060964,0.21137894250361416,0.21175743502688968,0.21296645047799828,0.21558622896230398,0.21618482609518166],"n_dims_used":45,"mean_confidence":0.9431255764431423},"coverage":{"mean_confidence":0.9431255764431423,"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}}