{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007349},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010695","490:4900011993","490:4900005065","490:4900004927","490:4900010781","490:4900006610","490:4900004936","490:4900009769","490:4900005210","490:4900009255","490:4900011531","490:4900005066","490:4900010522","490:4900004238","490:4900007346","490:4900004791","490:4900008161","490:4900008836","490:4900005207","490:4900006375","490:4900009666","494:4940008556","494:4940008969","490:4900009582","490:4900007596"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,494,494,490,490],"twin_sims":[0.02511253823949673,0.01055887099197909,0.005508969671377083,0.0035307638171661014,0.002285945701856734,0.002052683442040415,0.0017020249525128994,0.0007033107777496034,0.0004597124047797433,0.00044767329593833096,0.0003433772136489327,0.0003340906367163868,0.00029644223151252904,0.00028732990351278614,0.0002848208387285001,0.0002614203359164026,0.0002539248166724311,0.0001949159165079527,0.00016299154283421665,0.00014521897484303119,0.00010051892990826111,0.00008654837712044655,0.00008093252749377807,0.00007689293079200651,0.00006234839217072853],"twin_dists":[0.3525506543396193,0.39181602104163893,0.4188881148126827,0.43643397496184855,0.4529241412679827,0.45691488692000615,0.4637787423390887,0.4948784367287115,0.50916462397855,0.5100429847311129,0.5187402597914729,0.5196309961923239,0.5234975638018653,0.5245025673740707,0.5247845468748643,0.5275328685590366,0.5284622199233854,0.5368371724578969,0.5424281386055403,0.5460065485540618,0.5572558299393316,0.5617670476149168,0.5637777967853131,0.5653076040078073,0.5715295790696319],"n_dims_used":45,"mean_confidence":0.9271092732747396},"coverage":{"mean_confidence":0.9271092732747396,"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}}