{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":474,"cluster_id":4740003271},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["474:4740003184","487:4870012159","474:4740000058","474:4740000089","478:4780001437","487:4870012162","474:4740002321","487:4870012355","474:4740003002","474:4740000312","478:4780001436","474:4740002910","487:4870012354","474:4740002824","487:4870011945","478:4780001338","487:4870012964","487:4870012060","474:4740000059","474:4740000120","487:4870011477","474:4740000033","474:4740002915","474:4740003611","474:4740003003"],"twin_admin_codes":[474,487,474,474,478,487,474,487,474,474,478,474,487,474,487,478,487,487,474,474,487,474,474,474,474],"twin_sims":[0.7448898811545951,0.6619444853000229,0.6146245177437581,0.5980596254219895,0.5878615077427318,0.5773303818195928,0.47862902569710003,0.4703230579307613,0.4643294312176399,0.4538239483657864,0.4256829907834011,0.40254184317484926,0.39955328966135867,0.39107932963310116,0.37861179235555836,0.3727844358354904,0.37167403064125376,0.36948026915893595,0.36157433404154954,0.34032850867196346,0.3334303456039446,0.32866385205254306,0.32568758601991127,0.3247223439734983,0.3192371697952945],"twin_dists":[0.09967710492367104,0.11797488256644854,0.12814127190701866,0.13168848056455298,0.13387330737232683,0.13613183200433823,0.1576602947748374,0.15952219126591147,0.1608726076664772,0.16325444521664534,0.16973958157561508,0.1752060486088527,0.17592199307193887,0.1779654750572888,0.18101017763900218,0.18244984553242483,0.18272542550758591,0.18327107379302462,0.18525107044227304,0.1906851106985985,0.19248794935951719,0.19374555498069523,0.19453591452218869,0.19479309636541628,0.19626273742572983],"n_dims_used":45,"mean_confidence":0.9222737630208333},"coverage":{"mean_confidence":0.9222737630208333,"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}}