{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003175},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001542","490:4900004541","490:4900004419","490:4900003038","490:4900003572","490:4900004280","490:4900003176","490:4900002883","490:4900003992","490:4900003307","490:4900001687","490:4900001820","490:4900004124","490:4900001553","490:4900003708","490:4900002129","490:4900003573","490:4900003438","490:4900003704","490:4900004002","490:4900001678","490:4900002122","490:4900003983","490:4900001011","490:4900001974"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.7176834291585563,0.7091979553843248,0.6732075458137314,0.6250757625600545,0.6160455705853068,0.5810769993883379,0.544092530699226,0.5288779122610187,0.5207703019024879,0.5061365264707112,0.480626932701719,0.47618285206131405,0.473610093649883,0.4656991148553389,0.4178531539952383,0.4051427521001548,0.3996078063565176,0.39867203957102487,0.3931046009262662,0.39271995889363054,0.3891906550774002,0.38700981655013167,0.3799853838004415,0.3768298487214962,0.37117117749950856],"twin_dists":[0.10578621222296947,0.10766596372434442,0.11553744290500169,0.1259022352975573,0.12783692177902575,0.13532796959625296,0.14329058168530526,0.14659115396330316,0.14835807909206186,0.1515640086659331,0.15721401022331052,0.1582075283238356,0.15878407047021276,0.16056348037234813,0.17157449244360629,0.17458491655449723,0.17590891123032842,0.17613357097930268,0.1774752373111695,0.1775682532356271,0.17842371847307958,0.17895415177046967,0.1806724030914942,0.18144925609035634,0.1828503573581071],"n_dims_used":45,"mean_confidence":0.9196785820855035},"coverage":{"mean_confidence":0.9196785820855035,"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}}