{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002193},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004185","490:4900001453","490:4900002343","490:4900002025","490:4900002032","490:4900001051","490:4900001202","490:4900001729","490:4900001571","490:4900002190","490:4900002505","496:4960009282","490:4900000126","490:4900001331","490:4900001166","490:4900000946","496:4960006103","490:4900000617","490:4900002194","490:4900002028","490:4900000284","490:4900004323","490:4900001722","490:4900001201","490:4900001584"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,496,490,490,490,490,496,490,490,490,490,490,490,490,490],"twin_sims":[0.725901478657286,0.7221753575999893,0.7086988476922363,0.6938762547778041,0.6848770045562902,0.6263721780218828,0.6254241321975496,0.6224236819898556,0.6112981390530167,0.6048912037679656,0.5948030600409331,0.5803515560897716,0.5782723803847332,0.5726417124793507,0.570243427227981,0.5624418670837708,0.5601269365919348,0.556339603056359,0.5513155563049754,0.5499989935411532,0.5469004836103785,0.541486421765819,0.5284052024001276,0.5281166763475736,0.5256945899905371],"twin_dists":[0.10395493048231427,0.10478662736896352,0.10777620053456662,0.1110349609856411,0.11300065789648346,0.1256243565410058,0.125827568126864,0.1264705803943477,0.12885362099856043,0.1302255396600542,0.1323859925730927,0.13548358462022517,0.13592967800129604,0.1371384853314774,0.1376537165479016,0.1393314779331001,0.13982987787927897,0.1406458998090274,0.14172965865750956,0.14201391623156573,0.142683356134276,0.1438546582374028,0.14669400791608583,0.14675679624569637,0.14728418076478858],"n_dims_used":45,"mean_confidence":0.9170849270290798},"coverage":{"mean_confidence":0.9170849270290798,"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}}