{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000000839},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000000779","485:4850007130","477:4770001260","500:5000001924","485:4850007758","485:4850006901","477:4770001775","500:5000000407","500:5000002396","485:4850007198","499:4990002128","499:4990002468","500:5000002381","500:5000000923","477:4770001949","485:4850006964","477:4770000896","500:5000000261","477:4770001771","485:4850007123","473:4730000583","485:4850006200","500:5000000781","500:5000002154","477:4770001712"],"twin_admin_codes":[500,485,477,500,485,485,477,500,500,485,499,499,500,500,477,485,477,500,477,485,473,485,500,500,477],"twin_sims":[0.37992412518571167,0.3115478872431436,0.30394310311227146,0.30270670742933803,0.3012928920851224,0.29841942172470065,0.29727216056421757,0.2961505011444953,0.2898496424656181,0.2869177140582955,0.26702535777807546,0.26069461185141085,0.2560925826247343,0.2559724490831723,0.24887137546571644,0.2431533092343985,0.24268611930006986,0.2385502571139572,0.22888228959790505,0.2262607597782389,0.21747452945482815,0.21510061296832905,0.214452887354656,0.21006760231481025,0.2076711314855914],"twin_dists":[0.1806874543588766,0.19834706393331736,0.20043759455498705,0.20078032081478056,0.20117322680565425,0.20197510774897343,0.20229652987906163,0.20261148502465828,0.20439397134717865,0.20523126424835905,0.21105396622939263,0.21296292573405215,0.21436894576473792,0.21440586201585837,0.2166078361930416,0.2184103645202409,0.2185588410147311,0.21988140160641123,0.22303253301417408,0.2239020446893543,0.22686612403468254,0.22768071067430148,0.22790402298161824,0.22942804292325886,0.23027003336712573],"n_dims_used":45,"mean_confidence":0.9218344794379341},"coverage":{"mean_confidence":0.9218344794379341,"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}}