{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":474,"cluster_id":4740001735},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["474:4740001932","474:4740002759","474:4740002244","474:4740002148","474:4740002143","474:4740001938","474:4740001937","474:4740001632","474:4740001630","474:4740002850","474:4740002255","474:4740002039","474:4740001731","474:4740001215","474:4740001728","474:4740002135","474:4740001733","474:4740002365","474:4740002242","474:4740001619","474:4740002565","474:4740001939","474:4740002033","474:4740001310","474:4740002663"],"twin_admin_codes":[474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474],"twin_sims":[0.7307891703487379,0.6373907225568112,0.5712408194296441,0.5603084770282909,0.5451779387594488,0.5385202772463175,0.5347747970585658,0.5272743724205451,0.5265439060614576,0.502962684127212,0.4973032261262881,0.49235903075022086,0.49066247059303975,0.482425367390021,0.4476999645742031,0.4354466092073582,0.43077858272688063,0.40340246781602346,0.39526897336303757,0.37354443671884907,0.3630551416888663,0.34716103901222106,0.33486311134136393,0.3252931059911121,0.30928125157901915],"twin_dists":[0.10286031082390532,0.12326073227416467,0.13743941560002676,0.13979078254074276,0.14305579500913898,0.144497274580996,0.14530971021948066,0.146940139012184,0.14709919016543513,0.1522624581420142,0.15351091067037567,0.15460488203478034,0.15498100790255726,0.15681278680217936,0.16465216776105446,0.16747093173529787,0.16855297397171304,0.17500032101329244,0.17695262353080785,0.18226146220699302,0.1848785611713041,0.18891863787840793,0.1921118459430159,0.1946409697366151,0.19896705472681395],"n_dims_used":45,"mean_confidence":0.9204978942871094},"coverage":{"mean_confidence":0.9204978942871094,"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}}