{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005531},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960004068","490:4900005389","466:4660014172","496:4960004761","468:4680005384","490:4900001437","493:4930006883","490:4900001305","466:4660003316","493:4930006919","466:4660005098","472:4720005754","490:4900001223","478:4780002348","466:4660000752","490:4900001445","490:4900001580","466:4660014101","466:4660014284","466:4660010567","487:4870007338","490:4900002353","496:4960008206","496:4960005516","468:4680000362"],"twin_admin_codes":[496,490,466,496,468,490,493,490,466,493,466,472,490,478,466,490,490,466,466,466,487,490,496,496,468],"twin_sims":[0.1544375704528244,0.11878335600701438,0.11221610018038072,0.08414729714177714,0.08135711211482398,0.07185281627366684,0.07129255834660463,0.06989360617120725,0.06822709150465647,0.06756575268362,0.06590699578773955,0.06225967210899833,0.05861383331534927,0.05730719864909902,0.05671380569603914,0.054958148371420115,0.05425764382564608,0.05274637691559047,0.0503806327949675,0.049475091417203694,0.04163741565950029,0.03912164138279945,0.03698690929023837,0.03643102409958835,0.03639907108422454],"twin_dists":[0.2510286269751926,0.26808648650902306,0.2716413496927727,0.28896337820121715,0.29092505665033047,0.29804061143125593,0.29848329432384263,0.2996011098743732,0.3009566872957641,0.3015021070972912,0.3028895072926229,0.3060434564551536,0.30935135327143826,0.3105781587402153,0.3111429312210615,0.31284299147371714,0.31353387279054135,0.31504992604075455,0.31749722105972766,0.31845933713899915,0.3274669292547495,0.33066154023868555,0.3335115755880388,0.33427657345441486,0.33432084696760445],"n_dims_used":45,"mean_confidence":0.90855712890625},"coverage":{"mean_confidence":0.90855712890625,"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}}