{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890004729},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890004734","489:4890004292","489:4890004853","489:4890004392","489:4890004599","489:4890004014","489:4890004312","489:4890004819","489:4890005101","489:4890004728","489:4890004852","479:4790003499","489:4890004777","479:4790002733","489:4890004625","489:4890005453","489:4890005296","479:4790003753","489:4890004361","489:4890004598","479:4790001910","489:4890004458","489:4890004507","489:4890004727","489:4890004776"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,479,489,479,489,489,489,479,489,489,479,489,489,489,489],"twin_sims":[0.8554230759762567,0.8462109410373955,0.7553366900609007,0.7200872644244345,0.6734153438272139,0.6573666152645827,0.6494702226937829,0.6422826305677758,0.6315431295974241,0.6295607684010652,0.6272249613401654,0.624465108554764,0.6133720930564012,0.6126192860709775,0.6103381971109796,0.6091128357477095,0.5908315959611885,0.5858792779258795,0.5756179780237548,0.5731181736423024,0.5727849286445016,0.5711379113145852,0.568705447155754,0.566619656697858,0.5661996784966353],"twin_dists":[0.07258092554559097,0.07505500696046166,0.09729180041242033,0.10525169378019794,0.11549237835443903,0.11896296058608512,0.12066427333933155,0.12221000689102403,0.12451557452645645,0.12494072775442598,0.12544154621663248,0.12603311230527148,0.12840949055929055,0.1285707051357568,0.12905918066268363,0.12932157078950487,0.1332368243146563,0.13429819812089588,0.13649939242077544,0.1370361526573516,0.13710772494331228,0.13746152469545367,0.13798424997670702,0.13843267926461672,0.13852299502280935],"n_dims_used":45,"mean_confidence":0.9205206129286024},"coverage":{"mean_confidence":0.9205206129286024,"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}}