{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003283},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002711","494:4940008364","490:4900003285","490:4900002094","494:4940008448","494:4940008370","494:4940008457","490:4900004095","490:4900003287","494:4940007216","490:4900003420","494:4940006804","490:4900003150","490:4900003538","494:4940006993","494:4940006877","490:4900011324","494:4940007110","490:4900000541","494:4940008359","490:4900002095","494:4940006875","466:4660008189","494:4940008249","490:4900012598"],"twin_admin_codes":[490,494,490,490,494,494,494,490,490,494,490,494,490,490,494,494,490,494,490,494,490,494,466,494,490],"twin_sims":[0.04833957461745303,0.02175945842924601,0.020561659315127795,0.013906469913192946,0.013871862075270289,0.012104202120552295,0.009620528084174528,0.00785275043849404,0.006490569496780509,0.004577296457580916,0.004217901611859332,0.0039162530062594155,0.0038753491371927478,0.0036824289994288263,0.0033073680850407897,0.0032897439814948883,0.0032269124444068474,0.0031175508019329083,0.002892796772987532,0.0025757779390222675,0.0025252660225168694,0.0024776711960092014,0.0024372998565168197,0.002110855873115025,0.0021023964456333335],"twin_dists":[0.3196867669284504,0.35934215893166355,0.3619901417593854,0.37977578977264537,0.3798864408579635,0.38589128920314186,0.39580221639429936,0.4043621434403995,0.4122325478116272,0.4262830769242663,0.4295064371268331,0.43241066233252984,0.4328200336172471,0.43480545711474927,0.43895280967909917,0.43915807355777514,0.439898117255821,0.44121815885364674,0.44406939885728725,0.4484565737452702,0.44920087032395156,0.44991477450666334,0.45053025237657823,0.45588208675602954,0.45603063875297384],"n_dims_used":45,"mean_confidence":0.9220811631944444},"coverage":{"mean_confidence":0.9220811631944444,"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}}