{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":495,"cluster_id":4950001821},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["495:4950001248","495:4950001191","495:4950000927","495:4950001078","495:4950000929","495:4950000933","495:4950001722","495:4950001724","495:4950001932","495:4950000922","495:4950001715","495:4950000779","495:4950001030","495:4950002093","495:4950001361","495:4950000784","495:4950001316","495:4950001136","495:4950001994","495:4950002120","495:4950001725","495:4950001190","495:4950001252","495:4950000832","495:4950001029"],"twin_admin_codes":[495,495,495,495,495,495,495,495,495,495,495,495,495,495,495,495,495,495,495,495,495,495,495,495,495],"twin_sims":[0.5248167672680859,0.43773132267727694,0.4073442324903158,0.37587396699788866,0.37093573518309586,0.31378989651237826,0.27856915912337943,0.26960996293315076,0.2589526399757252,0.2386301682793097,0.22412225890220144,0.22236876791688284,0.22208057010230614,0.2134691360732611,0.21126572467794713,0.1977484973648318,0.19756571773441375,0.1886227174924564,0.1871293613742929,0.18505014663841168,0.17829691382535265,0.1754178811929899,0.17479763006052554,0.16231716964259438,0.16185694873570283],"twin_dists":[0.14747545031947465,0.16694302978661607,0.17406056433000322,0.1816852063669696,0.1829088808780001,0.19773633902428547,0.20764399666725183,0.21028271347978839,0.21349328159709835,0.2198557071511328,0.22461630769064864,0.22520536878353753,0.2253024809854394,0.22824405770594058,0.2290095346893778,0.23382885402281575,0.23389555052326796,0.23721257529566345,0.2377771062867157,0.2385683987282741,0.24118255726271345,0.24231838719544316,0.24256482264461635,0.247662373897278,0.24785567596605323],"n_dims_used":45,"mean_confidence":0.9065602620442709},"coverage":{"mean_confidence":0.9065602620442709,"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}}