{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003785},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890004714","489:4890004691","489:4890003650","489:4890003828","489:4890004299","489:4890004647","489:4890004091","489:4890004632","489:4890004150","489:4890004542","489:4890004252","489:4890004075","489:4890004153","489:4890003641","489:4890004190","489:4890004394","489:4890003649","489:4890004089","489:4890004073","489:4890003660","489:4890004362","489:4890003771","489:4890004090","489:4890004670","489:4890004640"],"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":[0.7642114854887329,0.7434423269718956,0.7414328184533298,0.7161753662979295,0.7107086310182188,0.7052367596941667,0.7041970899923955,0.6852410146786343,0.6811031905730862,0.6628770282137991,0.6610406279577172,0.6514339987926094,0.6370934801315079,0.6104740884740639,0.6099622606227613,0.6058806808220333,0.6016599563053123,0.5961161061865254,0.5923617384922298,0.5915619736364461,0.5882769275626165,0.5873236257165159,0.5820079827771601,0.5785068823350109,0.5770921825988223],"twin_dists":[0.09524515598694222,0.10000573100863737,0.10046120659791923,0.10612108126443769,0.10733208805353033,0.10853990997124184,0.10876893400061509,0.11292131561155522,0.11382244173156059,0.11777343101564709,0.1181700799529024,0.12024150013648177,0.12332454640899355,0.12903008148521614,0.12913968162630524,0.13001366527425037,0.13091745795631612,0.13210474090750154,0.13290898240556961,0.13308033163559727,0.1337842731593151,0.1339885936217505,0.1351282865338992,0.1358793581019767,0.13618295449395537],"n_dims_used":45,"mean_confidence":0.9200568305121528},"coverage":{"mean_confidence":0.9200568305121528,"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}}