{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":474,"cluster_id":4740001155},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["474:4740001353","474:4740002083","474:4740001157","474:4740001156","474:4740001251","474:4740000944","474:4740000377","474:4740000853","474:4740000405","474:4740000442","474:4740000571","474:4740002974","474:4740002199","474:4740000448","474:4740001144","474:4740001875","474:4740001874","474:4740002296","474:4740000839","474:4740001048","474:4740000411","474:4740003337","474:4740002792","474:4740000646","474:4740003189"],"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":[0.4162503430943588,0.4087555926116598,0.40372217647251046,0.3924255599114131,0.3585986572630149,0.3500746636735258,0.32370558773946206,0.3149814949680872,0.31210583208982223,0.31139255811981953,0.30155048965132136,0.29702858251534336,0.2771998707106852,0.26653246131448993,0.26463976353881785,0.26187309271646536,0.2604663350761724,0.259528685122723,0.25854078747989123,0.25654789901706926,0.25393589131380434,0.253000488107997,0.25028686308879783,0.24906688078956057,0.24677631530108993],"twin_dists":[0.17195189988160448,0.17372506547644734,0.17492394668013364,0.17763947478972306,0.18600198244697047,0.18817095117707258,0.19506446347505838,0.1974127570138593,0.19819484577622473,0.19838946842500318,0.20110155932209825,0.20236486560417438,0.20804388781131652,0.21120157313131258,0.21176996034034765,0.21260539028975026,0.21303229911247054,0.21331765279908804,0.21361900107775983,0.21422912941181477,0.2150333608205779,0.21532264567916945,0.21616574084667728,0.216546678942253,0.21726514745589157],"n_dims_used":45,"mean_confidence":0.9212720235188802},"coverage":{"mean_confidence":0.9212720235188802,"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}}