{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002500},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002540","480:4800002403","480:4800002113","480:4800002165","466:4660002746","480:4800001378","480:4800002495","466:4660005068","466:4660002731","477:4770003690","466:4660003119","468:4680006449","477:4770003627","480:4800001947","496:4960010378","496:4960010381","466:4660003472","466:4660001748","480:4800002002","466:4660003120","480:4800002127","480:4800002056","488:4880003023","468:4680006442","480:4800002496"],"twin_admin_codes":[480,480,480,480,466,480,480,466,466,477,466,468,477,480,496,496,466,466,480,466,480,480,488,468,480],"twin_sims":[0.5177464281308967,0.462634676530398,0.4200241282454531,0.3897040631680869,0.38354241714676385,0.33138662654985884,0.3086944700804657,0.3015476591760892,0.28248964526056547,0.28137882865515423,0.27567939059141267,0.2620258549920609,0.2604471508682574,0.25788886404444544,0.25687546436740727,0.25284187484855014,0.25168335734231595,0.25007128977465004,0.24930749332876997,0.23905493917693507,0.23591168256149167,0.23490398254903166,0.23360827800494918,0.23207558950455914,0.23101367688996702],"twin_dists":[0.14901869955068012,0.16125554121462035,0.17106428545855265,0.17829904878651967,0.17980043345309998,0.19302595657395202,0.1991279806655148,0.20110234660852364,0.20650561200036974,0.20682718008087347,0.20848934868437152,0.21255911818172105,0.21303813093851107,0.213818261459478,0.2141286392782277,0.21537176617626116,0.21573114063299842,0.21623296685748855,0.2164714535973495,0.21971922120439974,0.22073297383162147,0.22105984006526572,0.2214814783004444,0.22198222014285568,0.22233043221956067],"n_dims_used":43,"mean_confidence":0.920966392339662},"coverage":{"mean_confidence":0.920966392339662,"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}}