{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":499,"cluster_id":4990004243},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990004219","499:4990004017","468:4680000018","499:4990003962","500:5000010053","499:4990004195","500:5000009621","500:5000010735","499:4990003926","500:5000009631","500:5000010904","500:5000010369","500:5000009838","499:4990003366","499:4990003488","500:5000010826","500:5000010174","468:4680000081","500:5000011272","500:5000010155","500:5000010151","500:5000010549","500:5000010543","500:5000010075","499:4990003927"],"twin_admin_codes":[499,499,468,499,500,499,500,500,499,500,500,500,500,499,499,500,500,468,500,500,500,500,500,500,499],"twin_sims":[0.7874807368578896,0.778364380471782,0.7425016546922814,0.7105157270661808,0.6730519855833796,0.6707934251168165,0.6610861984904869,0.6538189680365235,0.645287524260462,0.6374313367490995,0.6208433773477243,0.6094278790556806,0.6043218234970247,0.5947521247449757,0.584441192717173,0.5842627369442823,0.5782347692830745,0.5760688290293744,0.5722139217114987,0.5720749545847759,0.5720176906166063,0.5601949802971808,0.5589317376817444,0.553048332632327,0.5508931727303902],"twin_dists":[0.08977631961703278,0.09193802188528077,0.10021904818529447,0.10737474014314065,0.11557117639921569,0.11606072085634102,0.1181602398592967,0.11972776337685652,0.12156408629448873,0.12325201267428086,0.1268091779535064,0.12925411018471472,0.13034746048702917,0.13239690325755132,0.1346065093303874,0.13464477206498612,0.13593774883203644,0.13640260929698064,0.1372303722253448,0.13726022306960656,0.1372725238814152,0.1398152242368683,0.14008731170460217,0.1413557022859806,0.14182084303969797],"n_dims_used":45,"mean_confidence":0.931567128499349},"coverage":{"mean_confidence":0.931567128499349,"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}}