{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006497},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006372","490:4900007227","490:4900009171","490:4900006373","490:4900007711","490:4900006257","490:4900006979","490:4900007104","490:4900011934","490:4900007825","490:4900004799","490:4900007465","490:4900011728","490:4900005084","490:4900005342","490:4900006252","490:4900005211","490:4900011726","490:4900004789","490:4900011786","490:4900006249","490:4900006855","490:4900007939","490:4900006975","490:4900007831"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.6739827232834693,0.36659543448792686,0.2619755125701364,0.22727035437117207,0.21901855900285888,0.1856086758606148,0.16892154899159084,0.16535014542717405,0.14771443863507716,0.1377892219130983,0.13274705490068173,0.1289912797529604,0.12366660355549232,0.12350215388979147,0.12214165544046074,0.11658387807678515,0.11332784493042948,0.11255063366906873,0.11163166440786257,0.11115978729858307,0.10711582942556173,0.1052456275647019,0.10291612453664105,0.10127158401196334,0.10016117567530668],"twin_dists":[0.11536931364753661,0.1839910732758894,0.21257436516972167,0.22356639525454294,0.22633950999827382,0.2383552264462381,0.24493108576927003,0.2463982907849989,0.25400171685952694,0.2585794283539963,0.26099988796882123,0.26284815372927406,0.26553956228514075,0.2656240743733154,0.266326552856675,0.26925986905283134,0.2710285064283946,0.271456449430891,0.2719653965856029,0.2722279909851544,0.2745145159089984,0.27559466277219086,0.2769611701819088,0.2779404708475351,0.2786087549204941],"n_dims_used":45,"mean_confidence":0.9251017252604167},"coverage":{"mean_confidence":0.9251017252604167,"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}}