{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010808},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010967","490:4900008076","490:4900010892","490:4900010817","490:4900007964","490:4900007853","490:4900010642","490:4900007001","490:4900011207","490:4900011944","490:4900011349","490:4900011208","490:4900010297","490:4900010968","490:4900010807","490:4900010561","490:4900011748","490:4900007611","490:4900007126","490:4900011878","490:4900010298","490:4900011216","490:4900009288","490:4900010726","466:4660004025"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,466],"twin_sims":[0.469989531540899,0.4406138956321146,0.42191126347501795,0.29881259229153445,0.2569050806531188,0.22735996902834055,0.20354541646204735,0.19566298929123113,0.19347615822088868,0.18003937403808914,0.17407054687655016,0.17175274700831542,0.15611414667726103,0.14065215515117926,0.1060852189763315,0.10497376528785603,0.10164822051549545,0.09960517780875573,0.09782165820057079,0.09720717215076306,0.0968700515515173,0.08777571389357351,0.08507772943294492,0.08197681659125126,0.0799883748234071],"twin_dists":[0.15959718284216473,0.16627853556480165,0.17062169146910697,0.20186512208398177,0.21411955762160953,0.22353664979314916,0.23173525712217855,0.2345924084346691,0.2353991464337882,0.24050144144367788,0.2428544996334635,0.24378374336893266,0.25030205777469633,0.2572344744717514,0.2751079217514139,0.2757529182037575,0.2777150985745579,0.2789455551746842,0.2800359750099379,0.2804152764479103,0.28062417019591807,0.28648854298676596,0.28832077541089335,0.29048476989138156,0.29190711628906113],"n_dims_used":45,"mean_confidence":0.9156765407986112},"coverage":{"mean_confidence":0.9156765407986112,"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}}