{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003846},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004540","490:4900001827","490:4900002284","490:4900003039","490:4900006631","490:4900001148","490:4900002282","490:4900001552","494:4940008388","490:4900004548","490:4900005629","490:4900003704","490:4900003440","490:4900004261","490:4900001279","490:4900001532","487:4870002118","490:4900003573","490:4900003847","494:4940004068","487:4870001303","490:4900003442","490:4900006622","494:4940008628","494:4940007455"],"twin_admin_codes":[490,490,490,490,490,490,490,490,494,490,490,490,490,490,490,490,487,490,490,494,487,490,490,494,494],"twin_sims":[0.5110797655799885,0.39532842788985606,0.371653099033023,0.3542271120288399,0.2890872619212651,0.28891773366940215,0.27044297760471714,0.27004254981009373,0.2549721550287428,0.24418159346030063,0.2419131676729604,0.23903258064652433,0.22095781090571923,0.20777798030975497,0.1948949947153592,0.1922742180975453,0.19223271281540272,0.18423219450276118,0.1799423981520979,0.1734597334604788,0.17081914743265497,0.1704518394885645,0.16919205902669174,0.15745754119231517,0.15622714076070676],"twin_dists":[0.1504784798075903,0.1769382862159835,0.1827306242122008,0.1871109641849827,0.20461120129819288,0.20465955252261017,0.21003511582267606,0.21015407639127465,0.2147136727944354,0.21808421621270252,0.21880489750424803,0.21972640143494532,0.2256816149187015,0.23023235190712657,0.2348750105563979,0.23584525376585144,0.2358606933476037,0.23888140282865442,0.24053922554929166,0.24309852207078628,0.2441605750515859,0.24430923742934696,0.24482086781908277,0.24972398243142196,0.2502532957309691],"n_dims_used":45,"mean_confidence":0.9218642340766059},"coverage":{"mean_confidence":0.9218642340766059,"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}}