{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001410},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001289","491:4910001575","491:4910001463","491:4910002261","491:4910001085","491:4910001083","491:4910001282","491:4910002215","492:4920005072","492:4920005169","492:4920006920","491:4910001215","492:4920004060","491:4910001149","491:4910000903","491:4910000844","491:4910001973","492:4920003993","491:4910002033","492:4920006846","491:4910001019","492:4920004059","491:4910001014","492:4920004827","492:4920004961"],"twin_admin_codes":[491,491,491,491,491,491,491,491,492,492,492,491,492,491,491,491,491,492,491,492,491,492,491,492,492],"twin_sims":[0.6578655130352155,0.549632029203216,0.5480715289257655,0.5302398479921911,0.504058962623763,0.4072638116428685,0.4037725356188452,0.3798721470256722,0.3602797086302254,0.3568426880154491,0.35430382854099796,0.34621598909231677,0.3424758168402018,0.34180714625709296,0.34060612789052,0.33831602437692165,0.3304763798171471,0.33040890908354914,0.32838853255960415,0.3246265436469639,0.32299109144533394,0.31888201741605926,0.3153607190187207,0.28190391216190386,0.28184925262586913],"twin_dists":[0.11885534589178565,0.14209316682370787,0.1424302745461953,0.14629492907099284,0.15202107246457314,0.17407969690326566,0.17491191899571087,0.18070022633458685,0.18557738003184185,0.18644659846334108,0.1870914418779186,0.18916186330455342,0.19012793083239313,0.1903012355984833,0.19061296886249088,0.19120902001078965,0.1932661621754913,0.19328398149822235,0.19381850093025854,0.19481864481436023,0.1952554428682709,0.19635837906249243,0.19730992339140221,0.20667507915589906,0.2066909043810618],"n_dims_used":45,"mean_confidence":0.8990179273817275},"coverage":{"mean_confidence":0.8990179273817275,"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}}