{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001489},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002349","490:4900002194","490:4900002505","496:4960011821","490:4900001214","496:4960011908","496:4960011818","496:4960012001","496:4960011555","496:4960011824","496:4960012121","496:4960012071","496:4960011906","496:4960011830","496:4960011644","496:4960012070","496:4960011920","470:4700001093","470:4700001809","490:4900002190","496:4960012002","490:4900004185","496:4960011554","490:4900002346","490:4900002187"],"twin_admin_codes":[490,490,490,496,490,496,496,496,496,496,496,496,496,496,496,496,496,470,470,490,496,490,496,490,490],"twin_sims":[0.8044619990129251,0.770943569940522,0.6908861262949489,0.6580386361949047,0.6457320621350334,0.6380646403272754,0.6191720372621924,0.6165373797052021,0.554299043285378,0.5496866879634732,0.5422727975041073,0.5406944691684974,0.5161841912299302,0.5055069868525973,0.5003322504348374,0.4809897314823314,0.47987637449572107,0.4767725029164501,0.4719293563881774,0.4606847503357089,0.4565481378274791,0.45402944231619413,0.4529048646506617,0.4491410769118808,0.4353377083645425],"twin_dists":[0.08567416418990825,0.09367905356204043,0.11168907861896128,0.1188179986853732,0.12146849482474918,0.12311603857845724,0.12716723506752756,0.1277315848159527,0.14108589593016532,0.14208136202217483,0.14368439996792526,0.14402617017131217,0.14936036036190603,0.15170245418975875,0.1528422318731992,0.15713303313398427,0.15738159734049012,0.158075534326497,0.1591612740848509,0.16169674189173028,0.16263492260267845,0.1632076654309353,0.16346376590025635,0.1643226128306857,0.167496121623203],"n_dims_used":45,"mean_confidence":0.916648186577691},"coverage":{"mean_confidence":0.916648186577691,"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}}