{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800005166},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800005334","480:4800004217","480:4800004391","480:4800004822","480:4800004821","480:4800004819","480:4800004305","480:4800004479","480:4800004392","480:4800004303","480:4800004740","480:4800005583","480:4800004306","480:4800004304","480:4800004906","480:4800004386","480:4800004729","480:4800004481","480:4800004988","480:4800004653","480:4800004820","480:4800004730","480:4800004474","480:4800005740","480:4800004817"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.973002643010244,0.9639699149894335,0.9111552346447355,0.8621225977312694,0.8576676193183455,0.8142440947859606,0.7805711880003884,0.7617854330300323,0.7578673329887549,0.7386291259748908,0.7365148079411936,0.7191847798737647,0.6857822335170741,0.6824942523548032,0.6741722599762338,0.656810159328616,0.6364057769273956,0.6218799969262002,0.5996716587265107,0.5829981392027673,0.5773114153419937,0.5719520636203516,0.5618436954394934,0.556950672945009,0.5518825596410334],"twin_dists":[0.03038534603538021,0.03518385598013062,0.05602454694352385,0.07074471917827747,0.07196936903942819,0.08326060566168209,0.0914171257232823,0.09580659625091437,0.09671018581805484,0.1010953125619186,0.101572467241508,0.10545247888444843,0.11280332245308917,0.11351968894504655,0.1153281969471526,0.11908297238221244,0.12347217507368022,0.12658707592033258,0.13134324587539833,0.1349159383765437,0.13613590253390603,0.13728662130518693,0.13946023677141073,0.14051418441649927,0.14160727127669306],"n_dims_used":42,"mean_confidence":0.9180342356363932},"coverage":{"mean_confidence":0.9180342356363932,"n_dims_used":42,"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}}