{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910005482},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910005435","491:4910005586","491:4910005682","491:4910005728","491:4910005536","491:4910004846","491:4910005582","491:4910005776","491:4910005381","491:4910005534","491:4910005399","491:4910005532","491:4910005431","491:4910005498","491:4910005775","491:4910005280","491:4910005584","491:4910004898","491:4910005633","491:4910005631","491:4910004838","491:4910004894","491:4910005484","491:4910005499","491:4910005097"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491],"twin_sims":[0.6404456415923002,0.6357336287834169,0.5392046550456301,0.5028502805394673,0.4272936691514774,0.3571103137362799,0.35032831552368443,0.30895900992585923,0.2885021850528748,0.2871670802682537,0.28602659459956614,0.273610738319727,0.27150501538665495,0.2694440609105675,0.26924635604987907,0.2648581850620585,0.25432524199919915,0.2510665795137911,0.23924135922583187,0.23483945227190706,0.2290188922581228,0.21935924109596594,0.21706420471221602,0.20169600992551376,0.19801701419975457],"twin_dists":[0.1226046844079595,0.12361644814349786,0.14434894456702185,0.1522872159671084,0.16936387598275685,0.18637876242403284,0.18810601449134107,0.1990554083844005,0.20477814305365988,0.2051598522279683,0.20548676241402306,0.20909783144621788,0.20972012749226512,0.210332081139674,0.21039093697486183,0.2117042381690376,0.21491314894205982,0.2159228965717996,0.2196593711692062,0.22108080290234028,0.22298740556191973,0.2262236511183299,0.22700649362783493,0.23239867310959755,0.2337309491839619],"n_dims_used":45,"mean_confidence":0.8926940070258247},"coverage":{"mean_confidence":0.8926940070258247,"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}}