{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004093},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004233","490:4900004371","490:4900003953","490:4900004231","490:4900007678","490:4900006583","490:4900006822","490:4900006826","490:4900007191","490:4900006566","490:4900006342","490:4900005716","490:4900005186","490:4900006344","490:4900005326","490:4900007315","490:4900006340","497:4970002515","469:4690003022","490:4900006958","490:4900007073","490:4900007081","490:4900005329","490:4900007074","490:4900006947"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,497,469,490,490,490,490,490,490],"twin_sims":[0.08126638668573838,0.004171749581634361,0.0029402674367964192,0.0009846641923749503,0.0007917605066597514,0.0005748966556160005,0.0005584327860672584,0.00036712865759619976,0.00033965030491691267,0.00021832713747532188,0.00020959377282962297,0.00019640381855422445,0.00016620517413304826,0.0001643726260136931,0.00014641195017051312,0.00011863652290113515,0.00009901778472535287,0.00009802522421871897,0.0000915462820896678,0.00008820812285733237,0.00007803142103050954,0.00007547422662072807,0.00007223919679412736,0.00006766249716821723,0.00006444907422809858],"twin_dists":[0.2909897402318055,0.42993829517315924,0.44345071666718544,0.4832730679786034,0.4908242495310973,0.5017029847763232,0.5026789067752923,0.5165609188713343,0.5190949866999103,0.5332614182127433,0.5345511252179737,0.5365981842510059,0.5418206570665064,0.5421656975223961,0.5457537464427401,0.5522169785114158,0.5577110839460522,0.5580156976652089,0.5600788408791789,0.5611964061271241,0.5648688926746487,0.5658629870427827,0.5671673363918834,0.5691104920211901,0.5705507642959986],"n_dims_used":45,"mean_confidence":0.919256083170573},"coverage":{"mean_confidence":0.919256083170573,"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}}