{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010649},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007998","490:4900010827","490:4900009730","490:4900011063","490:4900010834","490:4900008012","490:4900010750","490:4900010906","490:4900010745","490:4900007788","490:4900008338","490:4900010229","490:4900008006","490:4900011062","490:4900010928","490:4900010986","490:4900010996","490:4900008227","490:4900011221","490:4900008891","490:4900011071","490:4900010742","490:4900008336","490:4900007892","491:4910005806"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,491],"twin_sims":[0.3438531936994023,0.3303288305569848,0.3255194197612423,0.3078310183654121,0.30592207873126354,0.276544350293749,0.25215090966071707,0.23473206216658915,0.21905440553042943,0.20807659020747155,0.16155441607585846,0.15989348546069423,0.15977256413530302,0.15778947688768488,0.14466522243458954,0.14434527380594464,0.14100131343716454,0.1367702562515685,0.12393436642923657,0.12006899791387937,0.1166544501543777,0.11370378175395097,0.11168298264333074,0.11067096027651785,0.10781359468196464],"twin_dists":[0.1897715124989235,0.19330513318587866,0.19458069077303175,0.19936510394837437,0.1998907051369542,0.20823575456594068,0.2155859784048311,0.22111569723644603,0.22632731365444247,0.23012711370969624,0.24798296307776008,0.24868488111169199,0.248736189681701,0.249581702284878,0.25538311377513423,0.2555293072662455,0.2570718472314249,0.259063158091962,0.2654021394088572,0.26740830315963776,0.2692219576697122,0.270822321533428,0.27193689025533496,0.2725009273592017,0.2741152674073131],"n_dims_used":45,"mean_confidence":0.8844646877712674},"coverage":{"mean_confidence":0.8844646877712674,"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}}