{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005108},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004693","490:4900005755","490:4900005100","490:4900012636","490:4900002132","490:4900012494","490:4900004952","490:4900002745","490:4900004538","490:4900004825","490:4900005230","490:4900007609","490:4900005095","490:4900005106","490:4900001554","490:4900006637","490:4900003711","490:4900003581","490:4900001829","490:4900001984","490:4900006764","490:4900002582","490:4900006152","490:4900004811","490:4900003578"],"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":[0.5679474052353062,0.5134464222756983,0.4970154365676039,0.4907324532867478,0.48143581315614553,0.40600429701606805,0.36500343752765324,0.3610837894758483,0.35330812065400075,0.3509258321444849,0.33299346441183725,0.3285041248593576,0.32638465502090186,0.3250934783510865,0.3214420322819698,0.3174122822347775,0.3079555274292424,0.30458159098605025,0.30205216936942514,0.2991648833597655,0.2895676953473793,0.28452053025783036,0.27779865260005787,0.27628907499265254,0.27022663470957364],"twin_dists":[0.1381472010592482,0.14995972097528926,0.15357450200665668,0.15496548518322412,0.1570334937281705,0.1743795617081153,0.18438962134883402,0.18537464179044905,0.18734499365399357,0.18795314311798766,0.19260280636674454,0.1937878706283534,0.19435044814333663,0.19469416013013607,0.19567030557248113,0.19675481397514857,0.19933088736890012,0.2002609238454864,0.20096208688933506,0.20176664408790734,0.2044742685681297,0.20591966444705087,0.2078688699233623,0.20831054721836031,0.21009937424332775],"n_dims_used":45,"mean_confidence":0.9105422973632813},"coverage":{"mean_confidence":0.9105422973632813,"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}}