{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007482},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006620","490:4900006279","490:4900005623","490:4900007722","490:4900007608","490:4900007605","490:4900007485","490:4900007119","490:4900006751","490:4900005883","490:4900007367","490:4900001534","490:4900005880","490:4900006742","490:4900007618","490:4900007240","490:4900003571","490:4900007480","490:4900005088","490:4900006618","490:4900006386","490:4900006868","490:4900006641","490:4900004812","490:4900000890"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.49548926951846956,0.4718139627116557,0.4430481151086445,0.42602435626564716,0.40865106544911006,0.40830799723810896,0.38616838558102073,0.3542999551521361,0.3488181315229572,0.3350276322822423,0.323399278642504,0.31918602181321876,0.304298384981877,0.30227072538604965,0.28599390539293174,0.24858808157469056,0.23678437503369515,0.227838762589025,0.2212965730598627,0.20678549998231247,0.20164510015365952,0.19894677922403703,0.1959535141768249,0.19194893387409784,0.18550204247176239],"twin_dists":[0.15391190707271354,0.15918718800104162,0.1657187162975095,0.16965990590351143,0.17374989538738478,0.17383140925187285,0.17915918594275587,0.1870924274996135,0.18849299660619423,0.19206871494438002,0.195146308764837,0.19627650775898792,0.20033926091737972,0.20090136812740159,0.2054961440097017,0.21669650976508573,0.22045063666236397,0.22337785705069182,0.2255670861628587,0.2305828717115345,0.23241699438019559,0.23339265153807867,0.23448570339090713,0.23596631878305255,0.2383958900336804],"n_dims_used":45,"mean_confidence":0.9261079576280382},"coverage":{"mean_confidence":0.9261079576280382,"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}}