{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007302},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005557","490:4900007424","490:4900007423","490:4900005155","490:4900007059","490:4900005420","490:4900004475","490:4900007303","490:4900007662","490:4900007667","490:4900007668","490:4900006081","490:4900007411","490:4900005304","490:4900007413","490:4900005302","490:4900007060","490:4900005165","490:4900005303","490:4900006442","490:4900004207","490:4900005301","490:4900003373","490:4900005163","490:4900006548"],"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":[0.41885644475461326,0.40570928065825923,0.39833103667298875,0.3455673378745858,0.3032646587431814,0.28325301820834986,0.22637454831358103,0.22049596097022145,0.2161457477368443,0.2127015398984585,0.20551599191204645,0.20110001894972768,0.195334797765091,0.19370802556867517,0.17097078176820818,0.17051680933502808,0.14854439633117034,0.14165207379568906,0.13992623402711807,0.1388297294018702,0.1383709635794662,0.13081343327336653,0.12976036555532997,0.12949757501886752,0.1279242288493231],"twin_dists":[0.1713385663762523,0.1744498588847352,0.17621549903582215,0.18932900836559366,0.20062555740849433,0.20628506766931395,0.22386416499597409,0.2258379465742822,0.22732134049860914,0.22851011481529404,0.23103290948590421,0.23261335643621103,0.23471308007500524,0.23531330953258667,0.2440992701791076,0.24428292514314018,0.2536293720932651,0.25676954158176896,0.25757355164993834,0.25808822452992014,0.2583044589092735,0.26194645100370356,0.2624664018337229,0.2625966507228157,0.26338066691714296],"n_dims_used":45,"mean_confidence":0.900899675157335},"coverage":{"mean_confidence":0.900899675157335,"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}}