{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008040},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006845","490:4900008057","490:4900005861","490:4900007830","490:4900005463","490:4900005733","490:4900006131","490:4900007223","490:4900007222","490:4900007829","490:4900009149","490:4900006971","490:4900005465","490:4900007224","490:4900006130","490:4900005603","490:4900005341","490:4900006125","490:4900006129","490:4900006127","490:4900008169","490:4900008152","490:4900005994","490:4900006244","490:4900005473"],"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":[0.20689381228285375,0.16721894326763798,0.12451947539382015,0.10589121098096023,0.10583586869565773,0.07816867935005141,0.0726642193023469,0.060685567176875455,0.05667034573026019,0.04879455330322928,0.04796564377359224,0.04507666978261573,0.03326969446390634,0.029444889422307857,0.028845044075222818,0.02642837844132819,0.024098523644195007,0.023793961481303538,0.02244460605222604,0.020683797448509084,0.01958916082304888,0.018483867850906482,0.017567672940254624,0.015558282958622292,0.015099667064952344],"twin_dists":[0.23054456272083856,0.2456277340452896,0.2651026301661084,0.2752201283016367,0.27525216538047853,0.29323382783282687,0.29740441950725427,0.30745158506351794,0.3111844864611444,0.3191921015187964,0.3200962336759584,0.32335307129648444,0.3388260038563216,0.34485210045615505,0.3458573487668154,0.35009868839808733,0.35451713453212985,0.3551217575878559,0.35788398844776326,0.36171406934441025,0.36424081471237274,0.36692045524825095,0.3692500845276898,0.3747576486749833,0.37610192128755454],"n_dims_used":45,"mean_confidence":0.9219784206814237},"coverage":{"mean_confidence":0.9219784206814237,"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}}