{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":497,"cluster_id":4970002367},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["497:4970002221","497:4970002875","497:4970002766","497:4970002580","497:4970002294","497:4970002518","497:4970002581","497:4970002286","497:4970002447","497:4970002928","497:4970002645","497:4970002567","497:4970001988","497:4970002215","497:4970002368","497:4970002643","497:4970002443","497:4970002765","497:4970002302","497:4970002374","497:4970002372","497:4970002227","497:4970002300","497:4970002370","497:4970002366"],"twin_admin_codes":[497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497],"twin_sims":[0.35518912662053276,0.20700240990655297,0.20218397818648107,0.19626445216148608,0.12134920306867658,0.10927321883670026,0.09118758861893098,0.0739811671426462,0.07194455140311472,0.06974739008181977,0.057051421688588615,0.05530578103196303,0.0550971331496241,0.052256327262706535,0.04811089996216793,0.04086655372656181,0.0386781355659352,0.037997181736359215,0.03601394803899908,0.03383026007377979,0.03246247041490409,0.02988552837803342,0.029216034386653027,0.027486620340094355,0.024288370390338685],"twin_dists":[0.18686631528583114,0.230506166556655,0.232223225498206,0.23437162237912498,0.2667384791661523,0.2732865325521865,0.2842344906324238,0.2963839786911929,0.2979683943947889,0.29971898745854636,0.31082100435117394,0.3125028371682121,0.3127067835441339,0.315549266812732,0.3199368576994237,0.328428071700642,0.3312426233369958,0.3321458843033923,0.3348570793336247,0.33799318730525385,0.3400465590315093,0.3441247955907789,0.34523353364198384,0.3482019984257246,0.35414358606116747],"n_dims_used":45,"mean_confidence":0.8996304829915365},"coverage":{"mean_confidence":0.8996304829915365,"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}}