{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000000019},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000000513","485:4850006993","485:4850006842","500:5000000205","485:4850006910","500:5000000061","485:4850007599","485:4850006836","485:4850006841","485:4850006843","485:4850007141","500:5000000196","485:4850006986","485:4850007348","500:5000000195","500:5000000439","500:5000000158","500:5000000157","500:5000000299","500:5000000132","485:4850006909","500:5000000304","485:4850007643","485:4850006697","500:5000000198"],"twin_admin_codes":[500,485,485,500,485,500,485,485,485,485,485,500,485,485,500,500,500,500,500,500,485,500,485,485,500],"twin_sims":[0.8705229076606853,0.84139585489875,0.8288846268602541,0.8229782017562894,0.8221310977282342,0.8197489690772485,0.8115951375539524,0.7953266345078184,0.7849143950472782,0.7816081863357454,0.7789665051544893,0.778512987392418,0.7697014818149394,0.768835380242724,0.7635139750426992,0.7615851202872302,0.7368481024260807,0.7346472244816402,0.7299462994990291,0.7283068616771566,0.7281162567361124,0.7228529633846449,0.7142508386593439,0.7112091344842322,0.7064557922879509],"twin_dists":[0.06839373610529584,0.0763266592460934,0.07956851486212961,0.08107030672079042,0.08128429259989413,0.08188421548329881,0.08391814892060599,0.08789392306179833,0.09038753350921566,0.09117183541474386,0.0917960430675712,0.09190299109699804,0.09396893051733979,0.09417080810851418,0.09540673018427441,0.0958528855279355,0.10149730827551248,0.10199321601667584,0.10304937985769001,0.1034167645377993,0.10345944643577284,0.10463555474206535,0.10654791865052354,0.10722139898489523,0.10827118905296317],"n_dims_used":45,"mean_confidence":0.9203633626302083},"coverage":{"mean_confidence":0.9203633626302083,"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}}