{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010015},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003834","490:4900007855","490:4900008400","490:4900009705","490:4900012214","490:4900010207","466:4660004072","490:4900009289","490:4900009803","490:4900010111","466:4660004634","490:4900008303","490:4900004113","494:4940008972","490:4900008729","490:4900012151","490:4900009067","466:4660003664","490:4900008511","490:4900012148","490:4900008399","490:4900009912","490:4900008401","490:4900012078","490:4900011942"],"twin_admin_codes":[490,490,490,490,490,490,466,490,490,490,466,490,490,494,490,490,490,466,490,490,490,490,490,490,490],"twin_sims":[0.3262091403204261,0.29318513984698324,0.23616931565683028,0.19208731335771323,0.16224251337628282,0.16118666575149493,0.15811612324420776,0.15064159615106612,0.133680883869563,0.13342638951513708,0.1304609458968991,0.1285223553452229,0.12107167599011884,0.12079678451970206,0.1200422971004405,0.1194325313871336,0.11864853625845256,0.11378788899037903,0.11128118205007635,0.10922182587798868,0.1080862466724024,0.10541039579163089,0.10137255242500746,0.10013618165639547,0.09902676164758469],"twin_dists":[0.19439712596270448,0.20344754433044027,0.22064955238395859,0.23591479893287198,0.24769370400520582,0.24813792292335138,0.24944190226182567,0.25269529167218846,0.26054646436209966,0.2606697982141029,0.2621201383651937,0.26308175914139575,0.2668832262187344,0.2670268484861095,0.2674223314036766,0.26774334505414266,0.26815792946355693,0.2707762642790482,0.2721603540314116,0.2733155659875023,0.2739598054205696,0.27549890323946774,0.2778799890515619,0.2786238637920709,0.2792975018901058],"n_dims_used":45,"mean_confidence":0.9055609809027778},"coverage":{"mean_confidence":0.9055609809027778,"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}}