{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007822},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005605","490:4900006852","490:4900006006","490:4900008484","490:4900009581","490:4900008045","490:4900005999","490:4900005600","490:4900007225","490:4900009046","490:4900011193","490:4900008277","490:4900009286","490:4900010346","490:4900009359","490:4900007472","490:4900005468","490:4900009150","490:4900005469","490:4900006253","490:4900006490","490:4900006255","490:4900011262","490:4900006494","490:4900007468"],"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":[0.16945991453928766,0.12637384984424374,0.047668306973611185,0.04681421540747862,0.04608888561059544,0.03952972016333927,0.03641643949474274,0.03365483334415069,0.033243964842807526,0.029102850024010394,0.02587790553008585,0.025710345267722323,0.023870303343960918,0.023666563321688143,0.02260172723838145,0.021245678360545077,0.020321948035655128,0.019481384530702948,0.015682997546062668,0.014897676149471658,0.013934194949486637,0.013350246409225209,0.013126632847857058,0.01281380807338589,0.011679344848924668],"twin_dists":[0.2447118561413879,0.2641604100929493,0.32042373493585047,0.3213740645090477,0.32219258260926686,0.3301317746956106,0.3342967775241739,0.3382525407620998,0.33886451610204793,0.34542312705567607,0.3511113344821709,0.3514232677682971,0.3549695754445867,0.3553766613403839,0.3575550519130506,0.36046203739313704,0.3625361482091878,0.36449620931587784,0.3743981259993477,0.37670542430369797,0.37968732025393404,0.38158443587824853,0.3823303767813056,0.383393003218271,0.3874499411704619],"n_dims_used":45,"mean_confidence":0.9355128818088108},"coverage":{"mean_confidence":0.9355128818088108,"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}}