{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009808},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005638","490:4900009396","490:4900009805","494:4940008713","490:4900008298","490:4900005769","490:4900007611","490:4900007707","490:4900007827","490:4900005632","490:4900008296","490:4900005770","490:4900002098","490:4900007943","490:4900008285","490:4900010642","490:4900011216","490:4900011813","490:4900010297","466:4660005089","490:4900010808","490:4900009082","466:4660004258","494:4940008811","490:4900007853"],"twin_admin_codes":[490,490,490,494,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,466,490,490,466,494,490],"twin_sims":[0.054458722377439046,0.024535170785340676,0.016667401546307116,0.015270713997239147,0.01473486842299572,0.010461259405076936,0.009319137092625766,0.008712257871361954,0.006370168784086347,0.004882132815422934,0.004614805224924727,0.004463802549615456,0.004070691164998404,0.0038864798147582795,0.0038228729323699093,0.0037712555643938522,0.003538426599567401,0.0032053051327497212,0.003129416124923568,0.0029511360262347787,0.0028934996442613907,0.0026312071125307443,0.0025777732055361517,0.00245880545325583,0.002445491388570259],"twin_dists":[0.31333480434292243,0.3536617335404818,0.37164534682264777,0.3755964066449326,0.3771971273576304,0.39221563732233305,0.39715631982375155,0.4000060118283061,0.4129979826806333,0.4237242716458942,0.42596003077495714,0.4272753896206046,0.4308992984705376,0.4327082484316693,0.43335101919885105,0.4338798266543224,0.4363501800181364,0.4401556545439062,0.44107291201788257,0.443310352589682,0.444060170880947,0.4476550543271486,0.44842744875818447,0.4502012372402813,0.4504046170789936],"n_dims_used":45,"mean_confidence":0.9190302530924479},"coverage":{"mean_confidence":0.9190302530924479,"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}}