{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":499,"cluster_id":4990000686},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990003945","485:4850000806","488:4880002741","500:5000003062","499:4990000934","485:4850000584","485:4850000800","488:4880000738","499:4990001682","477:4770003777","496:4960010649","488:4880006011","499:4990003497","466:4660002789","496:4960005684","485:4850000047","466:4660014341","485:4850002563","468:4680004177","499:4990001634","499:4990003349","468:4680000200","468:4680000528","499:4990001413","477:4770003997"],"twin_admin_codes":[499,485,488,500,499,485,485,488,499,477,496,488,499,466,496,485,466,485,468,499,499,468,468,499,477],"twin_sims":[0.40269596629616217,0.38448366262771666,0.3641157515792466,0.3291530591450943,0.3081042086305155,0.2989433900900902,0.28479193356852556,0.26063724328500254,0.24717103751659644,0.2438199415354981,0.23654132514069917,0.23522074382012756,0.23469263935543266,0.21904182713336992,0.21322972013340535,0.21107963468146287,0.2005105717124916,0.1954540979808278,0.1930572747203953,0.1913465595303865,0.19088154322275974,0.19049873565605713,0.1879601763205738,0.17892948300586636,0.17882028874220132],"twin_dists":[0.17516919178413776,0.17957034645636227,0.1846122290430606,0.19361602242517953,0.19929003842485096,0.20182855147012294,0.20584155083352124,0.21298035646691046,0.2171410329084318,0.2181988226537777,0.22052920079802882,0.22095699394264198,0.22112850953891863,0.22633159314817625,0.22832697229649787,0.22907443068842723,0.23282611378286902,0.23466919872074313,0.23555439799427216,0.23619089003979452,0.23636459037729532,0.2365078045996841,0.23746264659619834,0.24093474664858966,0.24097747933653466],"n_dims_used":45,"mean_confidence":0.9271956549750434},"coverage":{"mean_confidence":0.9271956549750434,"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}}