{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800005193},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800004669","480:4800004926","480:4800004668","480:4800004843","480:4800004160","480:4800004844","480:4800004582","480:4800005830","480:4800004164","480:4800004241","480:4800003931","480:4800005105","480:4800004084","493:4930003591","480:4800005689","480:4800005014","480:4800005362","480:4800004010","480:4800004008","480:4800005366","480:4800005531","480:4800005210","480:4800005120","493:4930001170","480:4800003929"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,493,480,480,480,480,480,480,480,480,480,493,480],"twin_sims":[0.519582621843784,0.4282253709620843,0.41595688450904283,0.31353676588292556,0.3011020411564497,0.2997244153090996,0.29200869310224636,0.25875577533239585,0.25866309756900885,0.25433069051584223,0.2525745328175925,0.25069190664506,0.22651975984701903,0.21926101224627015,0.2177443181822186,0.21597904131112963,0.21309651094802562,0.21074238608182563,0.2101454444051097,0.20183742654266673,0.20021519184592856,0.1956943649282872,0.19415299699859928,0.1843013789392646,0.18015456472725042],"twin_dists":[0.148617440881269,0.16914681451938662,0.17202106684759416,0.19780516725360922,0.2012263474277953,0.2016103743098455,0.20378062006445424,0.21355335951790466,0.21358165230916173,0.21491146754390303,0.21545460298388006,0.21603952899863596,0.2238158430687639,0.22625704431632268,0.22677392795544007,0.2273785839726335,0.22837313260513967,0.22919213991485132,0.22940080324760279,0.2323477971610173,0.23293289137585946,0.23458087938633285,0.23514878175605652,0.23885489032123897,0.24045657914700136],"n_dims_used":43,"mean_confidence":0.9208133608795875},"coverage":{"mean_confidence":0.9208133608795875,"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}}