{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006065},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007172","490:4900006429","490:4900007648","490:4900007287","490:4900004064","490:4900004879","490:4900004881","490:4900006080","490:4900005694","490:4900007054","490:4900006921","490:4900006802","490:4900005697","491:4910002112","490:4900006549","490:4900005829","490:4900007183","490:4900006443","490:4900006800","490:4900007291","490:4900005696","490:4900006671","490:4900006432","490:4900004763","490:4900006189"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,491,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.397272397762815,0.28186139135666427,0.2374714101673936,0.1718537161396083,0.14023486999631463,0.12897002892617004,0.1126422714587377,0.10279200374865334,0.08309001014619469,0.07878438318889468,0.07779439378326468,0.07200338249789438,0.06787015219327427,0.0676545994035735,0.06652902586120374,0.06591216339290239,0.06365977820709638,0.06123449683565931,0.05927854892819715,0.055371816471481566,0.05416504474647489,0.053781804107892364,0.05240461096571972,0.052402759165037664,0.05216065753229329],"twin_dists":[0.1764700480856354,0.206687389771715,0.22022884180615596,0.24374307689860897,0.25742922817257663,0.2628587264140443,0.27140587419605755,0.27703465444040365,0.2897005128252522,0.29278217732704775,0.2935097848505639,0.2979221197887449,0.30125052517334683,0.3014285813083337,0.30236593406572587,0.30288514105491526,0.30481530223463327,0.3069571665330064,0.3087358751039015,0.3124384223350529,0.3136257517764955,0.314007401733722,0.31539776289154964,0.31539965271047726,0.3156472037786259],"n_dims_used":45,"mean_confidence":0.8941940307617188},"coverage":{"mean_confidence":0.8941940307617188,"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}}