{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008974},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008972","490:4900008860","490:4900009894","490:4900008638","490:4900010293","490:4900008975","490:4900008864","490:4900008636","490:4900008863","490:4900008748","490:4900009599","490:4900009600","490:4900008418","490:4900008191","490:4900008078","490:4900008970","490:4900008753","490:4900009083","490:4900008412","490:4900007861","490:4900008633","490:4900009085","490:4900008978","490:4900009069","490:4900009179"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.5908671554669916,0.4579251321545085,0.44781766953399854,0.3481002885043834,0.3370971935332676,0.31076927022553313,0.29801784980411866,0.28338833347763304,0.2639986685338175,0.23250615160226748,0.23186300154123374,0.19879054987278125,0.19118582644612392,0.19063604861364034,0.19010993573463467,0.187828648678948,0.1823431288778449,0.17750651866178124,0.17081705361286384,0.16827654107636386,0.16106108474362554,0.15906214497769816,0.1470110517494846,0.1466148538178942,0.14593301061882435],"twin_dists":[0.1332292050199277,0.1623222837308689,0.16462523589917474,0.18867725104023683,0.19152713383829245,0.19855974629599685,0.20208753138209412,0.20624601150759883,0.21196305899535378,0.22184133307815196,0.22205184584627566,0.2334494195905363,0.23625089628816562,0.23645641060746245,0.23665346655473735,0.23751236419115732,0.23960804898169052,0.24149307553708466,0.24416142184371437,0.24519440395982414,0.24819089808379682,0.24903820218465594,0.2543184895273012,0.25449741208853544,0.25480617087080226],"n_dims_used":45,"mean_confidence":0.9166562398274739},"coverage":{"mean_confidence":0.9166562398274739,"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}}