{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890004004},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["479:4790001422","489:4890003743","489:4890003686","489:4890004705","489:4890003813","489:4890004322","489:4890004123","489:4890004523","489:4890004274","489:4890004371","489:4890004434","489:4890003989","489:4890004387","489:4890004320","489:4890003812","489:4890004002","489:4890003931","489:4890003637","489:4890004281","489:4890004007","489:4890003674","489:4890003923","489:4890004163","489:4890004744","489:4890004275"],"twin_admin_codes":[479,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.9486191884067718,0.9457326191051822,0.940043205296603,0.9196589996646103,0.9172322434672966,0.9140638036755798,0.9118100011457287,0.9073805752602698,0.9027920899771619,0.8994531383638735,0.8992657988512939,0.8882997140531367,0.8823001423664095,0.8817338582218393,0.8799978765682182,0.8767001943031092,0.8753928516800481,0.867913198562205,0.8486946142751101,0.8486267400293417,0.8425393151064147,0.841259386398508,0.8360933797942273,0.8315543852226159,0.8313041238902176],"twin_dists":[0.04218336047508891,0.04338484163354494,0.045670577833447745,0.05315416417340982,0.053986115396520144,0.05505664377795431,0.05580785232540602,0.057260752414674154,0.058735152331518645,0.059789769276033265,0.05984850517546289,0.0632119495434355,0.0649951375520365,0.06516154343785452,0.0656697048608786,0.06662705470548101,0.06700378740160355,0.06913021960328207,0.0743934526462937,0.07441158403188984,0.07602594530984928,0.07636249666856373,0.07771118359648051,0.0788838811601576,0.07894821667980158],"n_dims_used":45,"mean_confidence":0.9170570373535156},"coverage":{"mean_confidence":0.9170570373535156,"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}}