{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770002921},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770002837","477:4770002920","477:4770003156","477:4770003160","477:4770003387","489:4890004993","477:4770003241","477:4770003457","489:4890005132","477:4770003456","477:4770002615","477:4770003238","477:4770003383","477:4770003315","477:4770003313","489:4890005085","477:4770003378","477:4770002838","477:4770002914","489:4890004953","489:4890005233","477:4770002994","477:4770003240","477:4770003235","477:4770003384"],"twin_admin_codes":[477,477,477,477,477,489,477,477,489,477,477,477,477,477,477,489,477,477,477,489,489,477,477,477,477],"twin_sims":[0.9445414630762723,0.9239273374186457,0.9116530576629593,0.8985940662767284,0.8948404833935019,0.8815818907467238,0.8804170891926143,0.8723570786011174,0.8666050349844241,0.8600826687016742,0.8485986500674741,0.8405965442069733,0.8358231078260426,0.8331225436446255,0.8249393733621952,0.8227965630202232,0.8158816825358131,0.8065636850180382,0.804777061298649,0.8044149285260027,0.7854895570187103,0.7853402688026053,0.7701668972890507,0.754764165931328,0.7502236342267571],"twin_dists":[0.043872091434497024,0.05166388481977163,0.055859855086257584,0.06005873912700643,0.06122306127930842,0.06520614584299561,0.06554726100394222,0.06787267175390586,0.06949728339704048,0.0713073073516389,0.07441908689242276,0.07653640672219686,0.0777813266448781,0.07847999148475057,0.08057356715890136,0.08111621922555547,0.08285258027242498,0.08515893402594366,0.08559703847623643,0.08568568344733124,0.09025073646240962,0.09028625359341,0.09386036257909326,0.09742317041302148,0.0984623257046472],"n_dims_used":45,"mean_confidence":0.922243414984809},"coverage":{"mean_confidence":0.922243414984809,"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}}