{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007095},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007341","490:4900005602","490:4900007818","490:4900005599","490:4900008055","490:4900006848","490:4900009150","490:4900008167","490:4900007709","490:4900008375","490:4900010258","490:4900005603","490:4900008382","490:4900007946","490:4900008263","490:4900007463","490:4900010081","490:4900010169","490:4900008153","490:4900010347","490:4900006723","490:4900007947","490:4900006604","490:4900009149","490:4900008043"],"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":[0.03184350346875374,0.02271001759535988,0.017159741918442228,0.011278289054779636,0.010711251373627384,0.009777601481480698,0.009262855351355634,0.00813896205155828,0.007749164258593232,0.0034980880974394535,0.0028391188006893784,0.0026409904330599405,0.001915881954811255,0.0014066513079727405,0.0012143555106028734,0.000844985646743228,0.0007072229256215079,0.0006841985834494317,0.0006243290369468591,0.0005700607489340729,0.0005306027746761165,0.0004705688141827422,0.00038754268906299703,0.0003697207508627733,0.000348962535029927],"twin_dists":[0.34100014606665674,0.35732949735960184,0.3703217557563228,0.3889681582988444,0.39119870970914,0.3951114505157102,0.3974135087041688,0.40286608003002544,0.40491567240046866,0.43679316505981264,0.44478026590618336,0.44751519315917265,0.45945391074523523,0.47065995837567276,0.4758988903663157,0.4885832958609636,0.49468933519612185,0.49581658137363255,0.498922035380929,0.5019869069409508,0.5043913406315471,0.5083908015999237,0.5147909007059674,0.5163311313582608,0.5182153485882447],"n_dims_used":45,"mean_confidence":0.9390253702799479},"coverage":{"mean_confidence":0.9390253702799479,"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}}