{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005135},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004977","490:4900001743","490:4900004320","490:4900006527","490:4900007504","490:4900005267","490:4900006644","490:4900005915","470:4700004450","490:4900005404","490:4900002926","490:4900001200","490:4900005396","490:4900005271","490:4900001892","490:4900005400","490:4900004737","490:4900005133","490:4900003084","490:4900004861","490:4900001198","490:4900006164","490:4900005269","490:4900006303","490:4900006415"],"twin_admin_codes":[490,490,490,490,490,490,490,490,470,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.2871501151051544,0.2691953695419272,0.2665913629854703,0.2657598521172914,0.24852539073769078,0.2458339462852385,0.24351359588728586,0.240240232868373,0.24006093422832067,0.23503660017778688,0.23312673064555875,0.23125091935448916,0.23060243035950287,0.22297235981130611,0.21518737753971762,0.20319489323471723,0.1998973766955759,0.19627262314755978,0.1953913208906935,0.19348081592193286,0.1900960174767604,0.1800391752228418,0.17875710978228335,0.17709537660018987,0.1730571810638361],"twin_dists":[0.20516470943247395,0.21040611976371348,0.21118392502094935,0.21143328717235407,0.21671614131718842,0.21756197836938584,0.2182959885970027,0.21933919882111844,0.21939660623445847,0.22101677070069914,0.22163857066103654,0.22225254670669684,0.22246556733549205,0.22500225205089125,0.2276508318741335,0.231860677400159,0.23304790046458607,0.23436862618998439,0.2346922872565561,0.23539742145671647,0.2366586848181196,0.24050151889206398,0.24100221259636823,0.24165498733387952,0.24325967923369504],"n_dims_used":45,"mean_confidence":0.916080559624566},"coverage":{"mean_confidence":0.916080559624566,"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}}