{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770000849},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770001388","477:4770001153","477:4770001039","477:4770001154","477:4770001505","477:4770001446","477:4770000732","477:4770000848","477:4770000850","477:4770001448","477:4770001277","477:4770001032","477:4770001336","477:4770001503","477:4770000911","489:4890003346","489:4890003540","489:4890003033","477:4770000847","489:4890004102","477:4770000791","477:4770001562","477:4770001093","489:4890003115","489:4890003191"],"twin_admin_codes":[477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,489,489,489,477,489,477,477,477,489,489],"twin_sims":[0.6135294930970494,0.5969390679121188,0.5770361687490585,0.5761990628372576,0.554883024272402,0.539804206492627,0.5392619987105325,0.5337376251449227,0.5299519587773911,0.5225356791201176,0.5063802465651676,0.49163200749919406,0.3890011688355816,0.37726299621802284,0.35271235118708116,0.3372214370679558,0.32976740381097164,0.3270687685119637,0.3172172457318984,0.3154738157836619,0.31273566853104207,0.30655703913740906,0.3063496597697104,0.3052536777404613,0.29189952796215757],"twin_dists":[0.12837578258257298,0.13192847501028512,0.1361949765038163,0.13637465363396453,0.14095995007368745,0.14421902904504166,0.1443365177044802,0.14553488409146587,0.14635753226115375,0.14797281637314275,0.15151042313923782,0.15476601539458593,0.17846975050124594,0.18134243392203828,0.18749688066430942,0.19149467800068287,0.19345350575207415,0.19416864181470353,0.19680749931899588,0.19727926868052278,0.19802320064217926,0.1997156677617078,0.19977281228549051,0.2000751879296641,0.20381156725466798],"n_dims_used":45,"mean_confidence":0.9208367241753472},"coverage":{"mean_confidence":0.9208367241753472,"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}}