{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770001631},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770001463","477:4770000860","477:4770001743","477:4770000921","477:4770001043","477:4770000747","477:4770000695","477:4770001044","477:4770000859","477:4770000981","477:4770000636","477:4770000806","477:4770000987","477:4770000589","477:4770000863","477:4770000984","477:4770000419","477:4770000808","477:4770001047","477:4770000982","477:4770000588","477:4770000748","477:4770001397","477:4770000696","477:4770000807"],"twin_admin_codes":[477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477],"twin_sims":[0.8890357966022884,0.8513364767444349,0.8500398164306695,0.8492071146516568,0.8465240783580585,0.8395683472440768,0.8386318706091443,0.8362809668036273,0.8299142312240732,0.8295339397917467,0.7982079552801109,0.7915106569375175,0.7881333418315483,0.7818546029754656,0.7687176307631974,0.7666662600799355,0.7659411341010373,0.7648931620514615,0.7645262231231315,0.7567773596974381,0.752607193663515,0.7517293629949306,0.7506320741242661,0.7444403572573539,0.7386939737461957],"twin_dists":[0.06299053971729125,0.0736853954402508,0.0740334902809249,0.07425645134193544,0.07497181437281106,0.07680566608855922,0.07705037306664168,0.07766247567985826,0.0793049223344603,0.07940234583347364,0.0871971775182227,0.08881210883965146,0.08962054618671833,0.09111349917403119,0.0941982381865742,0.09467550750206821,0.09484394410473287,0.09508712712616348,0.09517220740729179,0.09696088221930081,0.09791741258847753,0.09811824712326159,0.09836904268421791,0.0997792039724765,0.10108066390860687],"n_dims_used":45,"mean_confidence":0.9217888726128473},"coverage":{"mean_confidence":0.9217888726128473,"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}}