{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002195},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002199","480:4800002152","480:4800001821","480:4800002424","480:4800002333","480:4800001313","480:4800001991","480:4800002478","480:4800002477","480:4800002524","480:4800002377","480:4800002149","480:4800001938","480:4800002376","480:4800002098","480:4800002286","480:4800001424","480:4800001361","480:4800001646","480:4800002381","480:4800002096","480:4800002041","480:4800002146","480:4800002513","480:4800001807"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.8280104469511245,0.7855138014144005,0.43448540156279886,0.42121567234475177,0.34579206232683096,0.3391219753028157,0.30832792683342064,0.2915147452257397,0.2880273680213186,0.2861850401502028,0.2716839168044928,0.27025626825717064,0.25189122432233724,0.24714434463762788,0.23881786579243416,0.22165563125923518,0.22120678339625113,0.2159267916013478,0.21206562844612808,0.20804318338286548,0.20412304649255283,0.193161147927976,0.1905092542217862,0.190344200759274,0.18835314894701835],"twin_dists":[0.07979188911670092,0.09024496780080811,0.16769335593009183,0.17078473259462845,0.18927108237845525,0.19099900655088653,0.19922859504159232,0.20392070404796855,0.20491377284750054,0.20544129866351207,0.2096671422010173,0.2100905705741491,0.21566658241031048,0.21714942207257323,0.2197953773399241,0.2254458235876877,0.22559743084053366,0.22739653154884285,0.2287310212761954,0.2301388820613532,0.23152889883088693,0.23551587743801938,0.2365038667578463,0.23656567543700363,0.23731424759810815],"n_dims_used":43,"mean_confidence":0.9135507095691769},"coverage":{"mean_confidence":0.9135507095691769,"n_dims_used":43,"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}}