{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008392},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008280","490:4900007707","490:4900007827","490:4900008613","490:4900007826","494:4940008713","490:4900008284","490:4900012010","490:4900008845","490:4900011341","490:4900008285","490:4900009706","490:4900008850","490:4900011596","494:4940008981","490:4900010072","490:4900005768","494:4940008950","490:4900005769","490:4900012009","490:4900011803","490:4900008054","490:4900007247","490:4900011866","490:4900011813"],"twin_admin_codes":[490,490,490,490,490,494,490,490,490,490,490,490,490,490,494,490,490,494,490,490,490,490,490,490,490],"twin_sims":[0.006911764179915882,0.005701757290559841,0.002431440557695799,0.0010654462964021676,0.0006677026843295594,0.00044998573546476756,0.00038529236425383925,0.0002500196013113229,0.00023878274191818877,0.0002225397688370978,0.0002055521039828849,0.00019007366345800207,0.0001837029615884936,0.0001741967311400623,0.00017082631676485147,0.00011731622786180405,0.00010173238657354468,0.00009381605515975766,0.00009246278346403219,0.00007734325877820608,0.00007440820587461179,0.00007141588180846413,0.00007025924013866376,0.00006902516153845356,0.0000671095181245308],"twin_dists":[0.4096518184856633,0.4175007597693651,0.4506203554366453,0.48051319071857335,0.49664613803205726,0.5098725714619852,0.5149816776923631,0.5289566804855784,0.5304210309910128,0.5326565746464164,0.535165188011654,0.5376270088685108,0.5386955283700088,0.5403566995681401,0.5409662382534602,0.5525587092574732,0.5568924986533588,0.5593407711020273,0.5597787572008435,0.5651333416089208,0.5662868505449046,0.5675081255831006,0.5679932296493824,0.5685192289732255,0.5693536562640661],"n_dims_used":45,"mean_confidence":0.9153613620334201},"coverage":{"mean_confidence":0.9153613620334201,"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}}