{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008400},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003834","490:4900004113","490:4900010015","490:4900012214","490:4900008399","490:4900008729","490:4900008511","490:4900009289","490:4900009177","490:4900009488","490:4900010111","490:4900008401","490:4900007239","490:4900008838","490:4900003972","466:4660004228","490:4900012148","490:4900011682","466:4660004072","466:4660004634","490:4900011551","490:4900012150","490:4900008751","490:4900009167","490:4900007855"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,466,490,490,466,466,490,490,490,490,490],"twin_sims":[0.24981879460215742,0.24098056117581085,0.23616931565683028,0.23580299491005904,0.23277528252636365,0.19963858919737545,0.18518275512788418,0.15644860597051147,0.15385167361534885,0.14733951247187266,0.135793551134834,0.12644448347119394,0.11126820599261787,0.1106431970485639,0.10309814654289524,0.0974934519044062,0.09078458460522282,0.08788719560930822,0.0875715077080563,0.08744213580440786,0.08648790868609836,0.0859460604284815,0.08584358165080995,0.08480758228248737,0.08211103160528001],"twin_dists":[0.21631175398401742,0.21910245634383949,0.22064955238395859,0.22076818469373427,0.22175335605290142,0.23314164212221478,0.23851774548994598,0.2501577981999826,0.2512838953318009,0.2541704270730883,0.2595293648529027,0.2641247286634952,0.2721675811206369,0.2725164568813836,0.2768535311192116,0.280238332111633,0.284497218016178,0.28641380339639627,0.2866256427566369,0.2867126318671206,0.2873574307676546,0.2877260967289089,0.28779602981145874,0.2885067727006327,0.2903897640902094],"n_dims_used":45,"mean_confidence":0.9146368238661025},"coverage":{"mean_confidence":0.9146368238661025,"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}}