{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800005210},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800004669","493:4930003940","480:4800005293","480:4800005454","480:4800005105","470:4700002715","480:4800005362","499:4990001711","470:4700003931","470:4700002088","480:4800005372","480:4800005830","480:4800003933","470:4700003403","480:4800005193","481:4810004545","470:4700003909","480:4800004100","480:4800005527","480:4800003931","480:4800004843","480:4800004010","480:4800005608","493:4930000846","481:4810001811"],"twin_admin_codes":[480,493,480,480,480,470,480,499,470,470,480,480,480,470,480,481,470,480,480,480,480,480,480,493,481],"twin_sims":[0.4311983577907913,0.33904132009486554,0.30027842812675176,0.29850577397043143,0.28651725474582856,0.27127095707989507,0.2522070230294939,0.2197843888525915,0.21787379223179398,0.21626233012569138,0.2152905094178884,0.21468718068094153,0.1958759323881596,0.19583036254619848,0.1956943649282872,0.1796599972143215,0.1793164654029932,0.17916680719307795,0.17845814210822863,0.17836229368093034,0.17437096367020272,0.17243348984055937,0.17149175847523934,0.17005025837764223,0.16927778277393166],"twin_dists":[0.16845547772119654,0.19102001146143952,0.20145581401313495,0.20195094426525334,0.20534602332812468,0.2097894811295431,0.2155685682673077,0.22607923629828242,0.22672970948391943,0.2272813262315169,0.22761532729229808,0.2278231946504455,0.2345141871736948,0.23453092156983824,0.23458087938633285,0.24064933790012397,0.24078345159753187,0.24084193464421358,0.24111933648442455,0.2411569156462057,0.24273470617983214,0.24350989693888914,0.2438889388710971,0.2444720345849074,0.24478596653625745],"n_dims_used":43,"mean_confidence":0.9204534486282704},"coverage":{"mean_confidence":0.9204534486282704,"n_dims_used":43,"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}}