{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003868},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003807","489:4890003930","489:4890003927","489:4890003675","489:4890004431","489:4890003867","489:4890003923","489:4890003674","489:4890004007","489:4890003860","489:4890003989","489:4890004371","489:4890004429","489:4890004381","489:4890004274","489:4890003686","489:4890004430","489:4890003736","479:4790001893","489:4890004370","489:4890004320","489:4890003619","489:4890004326","489:4890004164","489:4890003743"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,479,489,489,489,489,489,489],"twin_sims":[0.9715573142398829,0.9587080249336367,0.9557534922346683,0.9507172053373226,0.9343268100149261,0.9314994468489866,0.9231690817755822,0.9180674083794379,0.9163756701627,0.906007202827079,0.8841411749019331,0.8807059387367451,0.8792045887433181,0.8769619914471051,0.8755637059345792,0.875137369691111,0.8722759094773624,0.8672775275876288,0.8657075640770208,0.8631967178738994,0.8612179522481532,0.8586533478099261,0.8537534734721058,0.8508984696492808,0.8453184413254569],"twin_dists":[0.03119963446636643,0.03771672653563849,0.039072692554604146,0.04129053977102793,0.047870333065150934,0.048926559411597216,0.051931243605159376,0.053701007531985166,0.05427724359866165,0.05770521591939596,0.06445191483372993,0.06546279439717909,0.0659009452313276,0.06655142496658274,0.06695464141401498,0.06707722713216979,0.06789579216528217,0.06930875917131263,0.06974831036261041,0.07044722312848335,0.0709945952717768,0.07169965510078398,0.0730335410845847,0.07380310484864129,0.07529178536817313],"n_dims_used":45,"mean_confidence":0.9171359592013889},"coverage":{"mean_confidence":0.9171359592013889,"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}}