{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":498,"cluster_id":4980003934},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["484:4840007203","484:4840002765","484:4840002889","484:4840003093","500:5000001745","500:5000008153","500:5000010402","484:4840003085","468:4680007032","469:4690005778","484:4840002799","473:4730002838","496:4960003960","489:4890002116","468:4680008992","476:4760000894","484:4840006819","469:4690005003","469:4690003810","484:4840006686","467:4670004645","500:5000002447","476:4760000064","498:4980004771","476:4760001694"],"twin_admin_codes":[484,484,484,484,500,500,500,484,468,469,484,473,496,489,468,476,484,469,469,484,467,500,476,498,476],"twin_sims":[0.25278712763668465,0.18932007980437127,0.16853501866653833,0.1548133934299153,0.1511076346381847,0.12515825322459403,0.11673071082544705,0.11586189651585041,0.09883815259879643,0.09509989915634232,0.08800163706595292,0.08417943600536457,0.08342925960316024,0.0806875254397279,0.07942045861129284,0.07839691595081187,0.07149707033764699,0.06839694346413983,0.06693849405088546,0.06428156470588178,0.0638744521032343,0.061563825715715226,0.05808430390387553,0.057748010729097334,0.05769147403597461],"twin_dists":[0.21538872523917632,0.23695002453514707,0.24508879599719588,0.2508652584986237,0.2524890227575524,0.26477686732363714,0.26918101014656665,0.26964873365695147,0.27941261240997395,0.28173050630045926,0.2863371578316591,0.28894108722645795,0.28946317791695286,0.29140381236757057,0.2923185508506318,0.2930660721936812,0.2983213752986392,0.3008173016827326,0.3020234528199675,0.3042769600615864,0.3046289534439429,0.306662285398115,0.30984578676848007,0.31016172360988087,0.3102149869326101],"n_dims_used":45,"mean_confidence":0.9351963467068143},"coverage":{"mean_confidence":0.9351963467068143,"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}}