{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003791},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["479:4790000983","479:4790000496","479:4790000699","479:4790000980","489:4890003921","489:4890003853","489:4890003671","479:4790001053","489:4890003730","489:4890004046","479:4790000908","489:4890004162","489:4890003670","479:4790000361","489:4890003792","479:4790001121","479:4790001050","479:4790000429","479:4790001707","479:4790000700","489:4890003918","479:4790001123","489:4890003793","479:4790000982","489:4890003920"],"twin_admin_codes":[479,479,479,479,489,489,489,479,489,489,479,489,489,479,489,479,479,479,479,479,489,479,489,479,489],"twin_sims":[0.8801826539785789,0.8638701667927873,0.8448281473750003,0.8427004885090335,0.8368904878703404,0.8340263773278693,0.8315792249512791,0.8084131702144985,0.8053290368375849,0.8013884151455644,0.7988127168454393,0.798731334444511,0.7976971522988983,0.7968679526590815,0.7947634568419963,0.7945200016953237,0.7942945472689428,0.7923685703661981,0.772585515098669,0.7712253736927248,0.7696789578794104,0.7565002086661412,0.7564053555952224,0.7513519995110847,0.7483156906590019],"twin_dists":[0.06561575594577077,0.07026024704698958,0.0754216491035159,0.07598349618040731,0.07750407469712736,0.0782466031445916,0.0788774937219999,0.08470405735673668,0.0854618226701282,0.08642452583909828,0.08705055042499,0.08707028985397572,0.08732091850950342,0.08752158624611153,0.08802975662509863,0.0880884408066455,0.08814276714406541,0.08860612607894662,0.09329519619674677,0.09361322677932259,0.09397418318081686,0.0970245817752652,0.09704637827244779,0.09820452796856435,0.09889758330456229],"n_dims_used":45,"mean_confidence":0.9174997965494792},"coverage":{"mean_confidence":0.9174997965494792,"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}}