{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003507},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003775","490:4900002966","490:4900003645","490:4900003498","490:4900006670","490:4900002967","490:4900003778","490:4900002964","490:4900006435","490:4900003245","490:4900002370","490:4900004195","490:4900004199","490:4900003776","490:4900007410","490:4900007409","490:4900005811","490:4900003780","490:4900005559","490:4900003920","490:4900002064","490:4900003919","490:4900002669","490:4900004205","490:4900003918"],"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":[0.20207049988996506,0.16427374731316743,0.144636310194233,0.1202223972792564,0.10981855150242698,0.10690014988403769,0.09234095936088603,0.08363076965263179,0.07395651523795929,0.07107710813767545,0.07055039479272077,0.060980056945160496,0.055650241280092404,0.04569624022527391,0.04256059374354953,0.03915086519214028,0.03747906827290986,0.036487301506113505,0.03481557886656026,0.03408340878873479,0.03384354731426958,0.033380943047289065,0.032032119116893146,0.03183828549857147,0.03158590279669077],"twin_dists":[0.23226400030281924,0.24684497674834466,0.2553963147285477,0.2673277553721011,0.27297910687036586,0.2746383320719802,0.2834876242859685,0.28932256855959454,0.2964029449093619,0.29865428131355143,0.2990740717619251,0.30718588490027604,0.31216752724436403,0.3226401839978608,0.3263354091365581,0.33062344711169783,0.33284237463386424,0.33419867661711783,0.33655741515077375,0.3376209417626745,0.33797358999256594,0.3386597781897366,0.3407078970207757,0.34100825202373647,0.3414016836808136],"n_dims_used":44,"mean_confidence":0.8978979804299094},"coverage":{"mean_confidence":0.8978979804299094,"n_dims_used":44,"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}}