{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870003284},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870003150","487:4870003283","487:4870002888","466:4660014175","466:4660013845","487:4870003149","487:4870002653","487:4870003012","487:4870002896","466:4660013849","466:4660013843","487:4870003151","466:4660014085","487:4870011487","466:4660014209","469:4690002734","466:4660014177","466:4660014408","466:4660014529","487:4870002550","487:4870004560","487:4870001398","487:4870002889","487:4870001209","486:4860002489"],"twin_admin_codes":[487,487,487,466,466,487,487,487,487,466,466,487,466,487,466,469,466,466,466,487,487,487,487,487,486],"twin_sims":[0.7476410891562119,0.7047766481332034,0.5772593643286844,0.5633466331025765,0.552925407403266,0.5463334405307481,0.5322022988769708,0.5274923293352575,0.5270591537724636,0.5229399006362702,0.5168581048061403,0.49907838108297514,0.4958598647199122,0.48278221976386565,0.4801657725417602,0.45443737222485214,0.440451631852685,0.436162161024523,0.42808707466225177,0.4195672283604515,0.4129709890495449,0.4018083172090503,0.38652317695958366,0.3771277481490245,0.37118999146617476],"twin_dists":[0.09905128651700063,0.10864128369192438,0.13614707363087117,0.13913675747293633,0.14138222511381543,0.14280593648306214,0.14586837310701464,0.1468926906077289,0.14698699551713196,0.14788464436879456,0.1492129449564015,0.15311889417308233,0.15382994851716578,0.15673323055697938,0.1573169697110255,0.16311482499167224,0.166315895498192,0.16730547957997705,0.1691790215605315,0.17117156954537407,0.17272603061833447,0.17538155041606343,0.1790727070034654,0.18137578217162267,0.18284568159445408],"n_dims_used":43,"mean_confidence":0.915716481763263},"coverage":{"mean_confidence":0.915716481763263,"n_dims_used":43,"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}}