{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":474,"cluster_id":4740001992},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["474:4740000023","474:4740001696","474:4740000238","478:4780001253","487:4870011953","474:4740001295","474:4740000271","474:4740002099","474:4740001890","474:4740002096","474:4740002646","474:4740001596","474:4740000150","474:4740001595","474:4740000041","474:4740001506","487:4870012257","474:4740002729","474:4740001708","474:4740002011","474:4740001789","487:4870011945","487:4870012054","474:4740001893","474:4740002825"],"twin_admin_codes":[474,474,474,478,487,474,474,474,474,474,474,474,474,474,474,474,487,474,474,474,474,487,487,474,474],"twin_sims":[0.5849144885080089,0.4903166864463134,0.422170716222525,0.4140420378045522,0.37712108488430457,0.37564350602965335,0.3329361049148106,0.3056521734294901,0.3033907716400027,0.3023083796940186,0.2999144923991199,0.299611340048007,0.29663091309773704,0.29162360544575133,0.2911110522451134,0.28548998581155255,0.2804155920079715,0.2737438656176983,0.27134229200745064,0.2701379922092875,0.2653870771332843,0.26251041742268044,0.26151896707243255,0.2578520156754061,0.2516348074863411],"twin_dists":[0.1345050337852781,0.15505771526679316,0.17056090674210075,0.172472905427404,0.18137742528996179,0.18174213731252858,0.19261789240154012,0.19996517258138824,0.20059059939961132,0.2008909096699128,0.20155732717455976,0.20164194094063329,0.20247650247101884,0.20388981910070958,0.20403529647434673,0.2056408473259204,0.20710664851675864,0.20905858798850196,0.2097683400239471,0.21012571212232603,0.2115452365086269,0.2124124546494562,0.21271272102903105,0.2138295336458458,0.21574622388576342],"n_dims_used":45,"mean_confidence":0.9217547946506076},"coverage":{"mean_confidence":0.9217547946506076,"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}}