{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890004783},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890004760","489:4890004649","489:4890004777","489:4890004605","489:4890004014","489:4890004693","489:4890004819","489:4890004728","489:4890004010","489:4890004830","489:4890004599","489:4890004852","489:4890004784","489:4890003970","489:4890004828","477:4770000853","489:4890004738","489:4890004392","489:4890003948","489:4890004876","477:4770000634","489:4890004458","489:4890004555","477:4770000744","489:4890004365"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,477,489,489,489,489,477,489,489,477,489],"twin_sims":[0.65861833350277,0.6257677205690035,0.625620790735528,0.6152033672361966,0.5918470574250118,0.5918262415953441,0.5744563922645212,0.5668006100383366,0.5559356242770412,0.5537212412325414,0.5371367171109694,0.5358735416463901,0.5319961132407459,0.5205324454346215,0.5098636227944764,0.5074922682382731,0.5000719749721457,0.491246425897042,0.4899491520080305,0.4839649505150116,0.4739707361968022,0.47239911654202865,0.47169237264185016,0.46741023112070285,0.4656165824701385],"twin_dists":[0.1186929287984647,0.1257539230776567,0.12578541648077043,0.12801730089639934,0.13301925133855008,0.1330237111631923,0.1367487806308541,0.13839376796475425,0.14073298864400718,0.14121052912103002,0.14479725432992013,0.1450712644734893,0.14591317389648042,0.14841001030203865,0.15074528947234928,0.15126601498914782,0.15289964490431998,0.1548515021195719,0.15513926533128097,0.15646968537400172,0.1587031902926409,0.15905580204874337,0.1592144957321273,0.16017773530640553,0.1605820983802692],"n_dims_used":45,"mean_confidence":0.9213228013780382},"coverage":{"mean_confidence":0.9213228013780382,"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}}