{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":498,"cluster_id":4980003055},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["498:4980002846","498:4980002853","498:4980002180","498:4980003038","498:4980002177","498:4980002416","498:4980002974","484:4840001178","498:4980002263","498:4980002784","498:4980002419","498:4980002418","484:4840004817","498:4980003153","498:4980003052","498:4980001000","498:4980000867","500:5000009996","498:4980001327","498:4980001248","498:4980002489","498:4980000123","498:4980002646","473:4730008040","500:5000009978"],"twin_admin_codes":[498,498,498,498,498,498,498,484,498,498,498,498,484,498,498,498,498,500,498,498,498,498,498,473,500],"twin_sims":[0.6186184177802254,0.6025347173476779,0.5313650968293812,0.4892111007841044,0.4405906871058464,0.41535292871690577,0.3893726659045588,0.3856213082603041,0.38249237335632963,0.35068944510495337,0.3439019902853153,0.3405962734970402,0.3306525838768082,0.32333610922175215,0.3100323451546812,0.30778370316662496,0.30097418748852,0.3001769443787412,0.2934121192966717,0.2932607801470486,0.28549465174539645,0.28394099594370514,0.28118817130255824,0.2773422477371022,0.2765125005074924],"twin_dists":[0.12728582948931316,0.1307301381316951,0.14605030597033083,0.15530308254519307,0.16628387881285236,0.17216348279798369,0.1783795123735825,0.1792926077241408,0.1800574350780113,0.1880136051708279,0.18975889954912667,0.19061552907523333,0.19321963530079606,0.19516319290040085,0.1987613213511554,0.199378108819503,0.2012619446532793,0.2014841137988264,0.2033833731150972,0.20342615617454224,0.2056395067732811,0.2060866127773874,0.2068824503239896,0.2080022515641593,0.20824508387337257],"n_dims_used":45,"mean_confidence":0.9359303792317708},"coverage":{"mean_confidence":0.9359303792317708,"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}}