{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012039},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012037","490:4900011835","490:4900011836","490:4900010408","490:4900012028","490:4900010481","490:4900011588","490:4900007897","490:4900009852","490:4900009100","490:4900011780","491:4910005107","490:4900009005","490:4900011569","490:4900011718","490:4900011972","490:4900011571","490:4900011627","490:4900011572","490:4900010215","490:4900011577","490:4900007884","491:4910005361","490:4900009523","490:4900011373"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,491,490,490,490,490,490,490,490,490,490,490,491,490,490],"twin_sims":[0.0716835641451504,0.04905787746574271,0.04708148064160637,0.019887035526792326,0.017161545986687204,0.015458126371753735,0.01270596495905019,0.010059062523715115,0.007468718398416077,0.005877439143449183,0.005107479546383819,0.004927978542859088,0.004105016703499977,0.0035303427523448215,0.0034651269775495984,0.0029022243216267926,0.002887915894372629,0.002452443768042952,0.002435966323238261,0.0023215590494608854,0.0022749087421931255,0.002163433605634555,0.0020537109921089608,0.0019860606955381076,0.0019500940433623084],"twin_dists":[0.29817404877341497,0.31890756415208965,0.32107513633665136,0.3635412741752772,0.37031696735375425,0.3750482170577771,0.38376465930959336,0.3938980497832974,0.4064482975217284,0.41627292108862596,0.42192418200302867,0.42335204004584853,0.4305704754719097,0.4364385842412673,0.43715860466292605,0.4439457951688681,0.4441335363837283,0.45029828927399,0.45055074169867093,0.45234805946735007,0.4531043475476047,0.45497087516421963,0.4568964115349226,0.45813129769403316,0.45880366887161345],"n_dims_used":45,"mean_confidence":0.8910893758138021},"coverage":{"mean_confidence":0.8910893758138021,"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}}