{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003716},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003654","489:4890003711","489:4890003845","489:4890004193","489:4890003658","489:4890003966","489:4890004768","489:4890003659","489:4890004304","489:4890004539","489:4890004074","489:4890003904","489:4890003839","489:4890003657","489:4890004240","489:4890003843","489:4890004094","479:4790001676","489:4890004540","489:4890003903","489:4890004399","489:4890003908","489:4890004244","479:4790001509","489:4890003712"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,479,489,489,489,489,489,479,489],"twin_sims":[0.550141376542816,0.5316775317522422,0.48772430160135694,0.45044145932609464,0.44576597289515085,0.42964355315154384,0.4221680589014761,0.4218255910253361,0.41638109102650606,0.40561043709380434,0.40522168015290566,0.404531469037668,0.397525105354226,0.38948550891090916,0.3848114512582627,0.3822559970846233,0.3812560788805598,0.3761478074695103,0.3746534378732827,0.3745630497845775,0.3735006317115335,0.36754054534849917,0.3666708615191928,0.3640064802619685,0.3626787951599205],"twin_dists":[0.1419831691538352,0.14598240357580272,0.15563331740723357,0.16402558070265916,0.16509506584580344,0.16881678769563968,0.17056152922108375,0.17064176630777705,0.17192108988511126,0.17447341665121247,0.1745660954373852,0.1747307381236535,0.17640925652346812,0.17835211036848964,0.1794902818016194,0.18011533555464687,0.18036045648243482,0.18161758153628735,0.18198690938572734,0.18200927159645214,0.18227231513350597,0.18375488068787388,0.18397221211201345,0.1846396502685127,0.18497316104574413],"n_dims_used":45,"mean_confidence":0.9199216206868489},"coverage":{"mean_confidence":0.9199216206868489,"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}}