{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001224},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910000965","491:4910002089","491:4910001418","491:4910002134","491:4910001419","491:4910001358","491:4910001227","491:4910000963","491:4910000962","491:4910002339","491:4910001543","491:4910002238","491:4910001597","491:4910001441","491:4910002976","491:4910001840","491:4910001476","491:4910001366","491:4910002181","491:4910002039","491:4910001232","491:4910002285","491:4910001157","491:4910000974","491:4910000973"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491],"twin_sims":[0.6454113831411631,0.4925400366457352,0.4777028033374075,0.45255600313189503,0.4290938985260127,0.41590783028692546,0.3424142149034844,0.3416529535055607,0.31289405174081286,0.30882867262765196,0.27801903134326306,0.2775198161989837,0.2748107026169561,0.2621965704259251,0.23734208394395376,0.23269044545519593,0.22667132220400105,0.21882228118606706,0.21332640127517724,0.2086007261165117,0.20417345454204502,0.2000542549835656,0.19858195976379522,0.19449509589361041,0.1892364518013939],"twin_dists":[0.12153745316598985,0.15456477580687622,0.15786739329454305,0.1635432598366453,0.1689446454779186,0.17203263076934916,0.19014388914846425,0.1903412246636786,0.1979800685335631,0.1990911598773559,0.20780451336191536,0.20795034232525303,0.20874452642300226,0.21250742801137687,0.2202705600399726,0.2217810814835208,0.22376542969199634,0.22640631488143592,0.22829348208262654,0.22994264263240932,0.23151090955878453,0.23299111452729554,0.23352526167852966,0.23502246910331662,0.23698147398834987],"n_dims_used":44,"mean_confidence":0.8958373503251509},"coverage":{"mean_confidence":0.8958373503251509,"n_dims_used":44,"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}}