{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011407},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011124","490:4900010440","490:4900010692","490:4900011986","490:4900010619","490:4900010439","490:4900010885","490:4900010800","490:4900011675","490:4900010521","490:4900011930","490:4900010533","490:4900010526","490:4900010870","490:4900010861","490:4900011542","490:4900011863","490:4900011406","490:4900010615","490:4900011798","490:4900010272","490:4900009365","490:4900012128","490:4900010527","490:4900009772"],"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":[0.496798003010058,0.4703571819225222,0.460816275485573,0.43974747132069714,0.37599556159834213,0.3737611449309438,0.24770399647817032,0.22766698481050301,0.20663030254997147,0.20449014189540962,0.20200530771126485,0.19721198932528058,0.19144494577981086,0.186236005616821,0.17369338957711492,0.17342698158194877,0.17237719294185738,0.15750124292425893,0.1527226939902902,0.15247838103365666,0.14431084777466602,0.14289140462213026,0.13486926803767513,0.13450638660706496,0.1266736300903105],"twin_dists":[0.15362255410388234,0.1595145196856761,0.16166696156908286,0.16647808512383827,0.18165517564144476,0.18220778079210456,0.21697365366622087,0.22343480201906282,0.2306377873972026,0.23139796195169224,0.23228743215017061,0.23402474776302193,0.23615417699344418,0.2381163323444403,0.24300510312391038,0.243111623908465,0.24353251444232446,0.24970523772417974,0.25177779492018293,0.2518850278869643,0.25554505179911424,0.25619666602867397,0.2599728696909167,0.26014761695628164,0.26400907641941285],"n_dims_used":45,"mean_confidence":0.9146959092881944},"coverage":{"mean_confidence":0.9146959092881944,"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}}