{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700001554},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700000853","470:4700000854","470:4700001403","470:4700001857","470:4700002016","470:4700001400","470:4700001703","470:4700002017","470:4700001404","470:4700002509","470:4700007031","488:4880000308","470:4700002685","488:4880006461","470:4700001254","470:4700000852","493:4930003646","470:4700000738","488:4880006279","496:4960012348","488:4880006464","496:4960012557","499:4990000284","485:4850000826","470:4700000855"],"twin_admin_codes":[470,470,470,470,470,470,470,470,470,470,470,488,470,488,470,470,493,470,488,496,488,496,499,485,470],"twin_sims":[0.8522854461504347,0.8243611893152263,0.7394126762948555,0.7043770580807249,0.6679821151457391,0.6560661071201249,0.651144192778704,0.5896887975086269,0.574189893751101,0.5092385291709133,0.5037582514697048,0.4764866496157148,0.4617445811959411,0.45264854172201713,0.45185963492706943,0.43246441308176287,0.3845768694033388,0.37152794440997705,0.3695728996520888,0.3685727819461883,0.36758300187457965,0.3606616903691317,0.3601390554019409,0.3453208320818316,0.345043599410386],"twin_dists":[0.07342993197606885,0.08072020848880539,0.10091825790467208,0.10872930001558696,0.11666949544043043,0.11924341332890785,0.12030390439353661,0.13348170288699637,0.13680600379318006,0.15088249251662034,0.15208727080874285,0.15813951626402076,0.16145685731049067,0.16352217116650844,0.16370200674154406,0.1681616584703467,0.17954757674291472,0.18276171141787564,0.18324800157237942,0.1834972615024669,0.18374427752439684,0.18548103971505717,0.1856128675657429,0.18939257175139604,0.18946408702165277],"n_dims_used":43,"mean_confidence":0.9145012788994368},"coverage":{"mean_confidence":0.9145012788994368,"n_dims_used":43,"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}}