{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004123},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007246","490:4900006757","490:4900001835","490:4900003856","490:4900001678","490:4900001692","490:4900001972","490:4900004260","490:4900004539","490:4900005767","490:4900007245","490:4900004972","490:4900004263","490:4900003299","490:4900001551","490:4900002729","490:4900005626","487:4870002113","487:4870000750","466:4660010680","494:4940008480","490:4900007122","490:4900004682","490:4900004141","494:4940007713"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,487,487,466,494,490,490,490,494],"twin_sims":[0.38086751030571103,0.37623292755695964,0.353655255020289,0.34517252512028757,0.32810905951438857,0.3176098937735985,0.2979662846723505,0.29755737055910914,0.2816291965397153,0.2599044242630771,0.2588291640138687,0.24982616049176604,0.2434142810896908,0.2426215677900879,0.23832623762422112,0.21981186481077397,0.21460566554449478,0.20411450360683217,0.20339914195161532,0.19971816854084748,0.19784209162318384,0.1971443152652957,0.19402679880133059,0.18819896213768939,0.17368755872512054],"twin_dists":[0.1804557940138478,0.18159656605582725,0.18725655566786084,0.18943082540565756,0.19389258183606142,0.19670145166285172,0.20210197393891668,0.20221655614750794,0.20675463460861587,0.21320322691627377,0.2135309598533594,0.21630945485376357,0.21832750596272849,0.21857937050424386,0.21995346221930495,0.22606990966644977,0.22785130961675687,0.2315319478578846,0.23178757739215705,0.23311280685272467,0.23379471787167128,0.23404948358796618,0.2351954167721702,0.23737244757113152,0.24300743328654176],"n_dims_used":45,"mean_confidence":0.920001220703125},"coverage":{"mean_confidence":0.920001220703125,"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}}