{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002409},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002030","480:4800001291","480:4800002187","480:4800001871","480:4800001870","480:4800001639","480:4800001635","480:4800002086","480:4800001805","480:4800002511","480:4800002314","480:4800002509","480:4800001926","480:4800002094","480:4800001869","480:4800001750","480:4800002363","480:4800002283","480:4800002282","480:4800001697","480:4800002136","480:4800001423","480:4800001311","480:4800002192","480:4800002032"],"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":[0.793722283592964,0.7908822418392184,0.7573962397706294,0.7460021303763564,0.7353773986390448,0.7288798814343911,0.718067076240718,0.7025678267078882,0.6835796272762784,0.6799413455449501,0.6791002183458057,0.676688336658922,0.6737787866291001,0.658989290474354,0.6569283044467238,0.6558813529686452,0.6539413051054969,0.6386951700093402,0.6362490246144814,0.6337640081811112,0.6270347227771486,0.6220032436874597,0.6196419820881808,0.6132134129246065,0.6073356382764578],"twin_dists":[0.08828058094851401,0.08896282834430223,0.09681857373102933,0.09942429776516834,0.10182879456175123,0.10328841014344725,0.10570096571973091,0.1091275481334027,0.11328333408806358,0.11407516422251547,0.11425804480504605,0.11478208018152508,0.11541355071899752,0.11861288332860623,0.11905749344249253,0.11928324683389108,0.11970140245684834,0.12298064493041233,0.12350582257026926,0.12403912707833656,0.12548232899364523,0.12656066828450083,0.12706656156410398,0.12844347247278012,0.12970211969263348],"n_dims_used":43,"mean_confidence":0.9136031394781068},"coverage":{"mean_confidence":0.9136031394781068,"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}}