{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890004753},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["479:4790003333","489:4890004377","489:4890005456","489:4890004798","479:4790003326","489:4890004987","479:4790003237","489:4890004845","489:4890005034","489:4890003618","479:4790003238","489:4890004883","489:4890004378","472:4720005031","489:4890004989","477:4770003582","496:4960002306","489:4890004938","472:4720004737","489:4890003740","479:4790003322","467:4670000988","468:4680000886","472:4720004662","496:4960002656"],"twin_admin_codes":[479,489,489,489,479,489,479,489,489,489,479,489,489,472,489,477,496,489,472,489,479,467,468,472,496],"twin_sims":[0.6757702238624689,0.5714582079189652,0.5530457065221346,0.5231859056653593,0.4926431176468524,0.4704568152899987,0.44000091027039834,0.4219841849464054,0.4160900903881796,0.41390448263806306,0.41068267823986154,0.38192245620273474,0.38031467112805906,0.37907741988724486,0.37365892320813526,0.3732862592824056,0.36961942769002476,0.36553724899522017,0.36284147546228,0.36272481574958493,0.3496031565452308,0.3417320412432794,0.3412386836781849,0.33693853965851744,0.3356069830967148],"twin_dists":[0.11498142216764876,0.13739271258969132,0.1413562688961675,0.14783099143516454,0.15454193765808144,0.1594921216980936,0.16641969872694673,0.17060460580084594,0.17198966817853933,0.1725053984809702,0.17326779547209192,0.18019706579678924,0.1805915171367532,0.18089561058212894,0.1822331005203306,0.18232543609817534,0.18323641354635414,0.1842558872040634,0.1849322630136579,0.18496159046867502,0.1882917258802865,0.19032071247765805,0.1904487111297374,0.19156858800140886,0.19191692309011152],"n_dims_used":45,"mean_confidence":0.9204688178168403},"coverage":{"mean_confidence":0.9204688178168403,"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}}