{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890004600},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890004558","489:4890004134","489:4890004190","489:4890004716","489:4890003844","489:4890004075","489:4890004152","489:4890004412","489:4890004091","489:4890004026","489:4890004136","489:4890004683","489:4890003964","489:4890004642","489:4890004263","489:4890004400","489:4890004850","489:4890004013","489:4890004670","489:4890004189","489:4890004630","489:4890003638","489:4890003959","489:4890003703","489:4890004446"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.9257394304668344,0.9221826783228652,0.9006357774689411,0.8864006383174641,0.8842814504322644,0.8831017574804533,0.8732451218259764,0.870628573858422,0.864407199408856,0.8521130767590797,0.8498960449115762,0.8486087942083275,0.8293954912134713,0.825271887772306,0.8173453445866925,0.8098301211929305,0.8033116547916072,0.7945958108631137,0.7943919585392468,0.7855184638839765,0.7852363584053892,0.7848325110615773,0.7831749159928428,0.7787878398701513,0.7751325604003082],"twin_dists":[0.05102017252765617,0.0522773261614293,0.0594179244545043,0.06378047157015364,0.064410383328772,0.06475903063910213,0.06761934395959486,0.06836379581870473,0.07011089296697652,0.07347637882240128,0.07407201831049612,0.0744163774395607,0.07943779516165257,0.08048915916710174,0.08248687978476078,0.0843546103195105,0.08595543099950514,0.08807016948392922,0.08811929677962992,0.09024385840053245,0.09031097063498804,0.09040700018189442,0.09080060622013164,0.0918381831382561,0.09269822233851759],"n_dims_used":45,"mean_confidence":0.9204988267686632},"coverage":{"mean_confidence":0.9204988267686632,"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}}