{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":493,"cluster_id":4930003279},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960012492","496:4960012365","470:4700004915","469:4690008140","496:4960012374","466:4660000783","466:4660001120","493:4930001479","478:4780000468","496:4960006577","496:4960012373","469:4690008071","470:4700003702","466:4660001285","488:4880005226","496:4960012629","488:4880004838","466:4660000840","493:4930001095","469:4690007664","472:4720002351","470:4700002823","470:4700003872","466:4660000847","478:4780000505"],"twin_admin_codes":[496,496,470,469,496,466,466,493,478,496,496,469,470,466,488,496,488,466,493,469,472,470,470,466,478],"twin_sims":[0.49964644696230265,0.44940789481972176,0.44927977466461305,0.4042741512329772,0.39764582185879477,0.3806988079747154,0.37932657511272583,0.3770037890612429,0.36626208964050744,0.3648746394078987,0.36324101451939717,0.36238086407256664,0.35803468772692987,0.354539480629659,0.34327905383875656,0.3348753514612787,0.33457709362930627,0.3344821534307418,0.3329699311151206,0.33146505813117877,0.3305921229252997,0.32681975875731273,0.32190090282628564,0.32126914001997536,0.3172604055369317],"twin_dists":[0.1529935282120717,0.1642616403067932,0.1642909162912817,0.174792150761802,0.17638022310193158,0.18049720069254727,0.18083433426925705,0.1814063520045162,0.18407445229225164,0.18442190349565385,0.18483185780659747,0.18504808542013057,0.18614465889954265,0.18703148839452555,0.18991998782175534,0.19210863666307218,0.19218685607492145,0.19221176250175123,0.19260899565216758,0.19300527613041984,0.19323559854878417,0.19423479294749213,0.19554729653654793,0.1957166781272415,0.19679583895638866],"n_dims_used":45,"mean_confidence":0.9264856126573351},"coverage":{"mean_confidence":0.9264856126573351,"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}}