{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003471},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002303","490:4900004161","490:4900003466","490:4900001699","490:4900003338","490:4900004302","490:4900003074","490:4900001732","490:4900004149","490:4900002778","490:4900003330","490:4900003072","490:4900002017","490:4900001572","490:4900002148","490:4900001596","490:4900001333","490:4900003198","490:4900002178","490:4900002327","490:4900002160","496:4960008015","490:4900002767","490:4900001733","490:4900001165"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,496,490,490,490],"twin_sims":[0.8372953714922251,0.8215459797681541,0.7492407479481491,0.7466092511518313,0.7202384447463653,0.713121430435606,0.683199222610436,0.6785194269990503,0.6572021600167426,0.6542916547155053,0.6451393951757014,0.6335064777384131,0.6260183374622597,0.6201906276843525,0.6113617995189045,0.6107595520836894,0.6067825845360844,0.5897129895790116,0.5819189428733555,0.57920919997291,0.5735502822707553,0.5731858016763043,0.5665098549867865,0.5664914316564185,0.5655619414575852],"twin_dists":[0.07739873915737022,0.08143189854929064,0.09868665207751652,0.09928619090181003,0.10521804629788173,0.10679814718140335,0.11336618560743676,0.11438428367526893,0.11899843094721956,0.11962590505766826,0.121595937247691,0.12409438334307969,0.12570020392504927,0.12694902413420595,0.12883998872900138,0.12896895328567637,0.12982054343486832,0.13347651875991706,0.13514738329429868,0.13572866386175036,0.1369433533576638,0.13702162844764715,0.13845629119998137,0.13846025303619425,0.13866015505627496],"n_dims_used":45,"mean_confidence":0.9171297709147136},"coverage":{"mean_confidence":0.9171297709147136,"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}}