{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002271},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002133","488:4880005338","475:4750004144","475:4750004143","488:4880005337","475:4750007519","475:4750005575","475:4750007458","475:4750008768","475:4750007581","475:4750007452","475:4750005579","475:4750008825","475:4750007517","480:4800002182","475:4750007518","475:4750007456","475:4750008430","475:4750008600","475:4750007939","475:4750004455","475:4750008656","475:4750007520","475:4750008772","475:4750008765"],"twin_admin_codes":[480,488,475,475,488,475,475,475,475,475,475,475,475,475,480,475,475,475,475,475,475,475,475,475,475],"twin_sims":[0.003938781634136151,0.0013861378489895605,0.0008530271210639084,0.00044911161950333283,0.0002402698961752918,0.0001411807551351182,0.00013731619822102267,0.00012617462827082645,0.00011867331590805528,0.00011493511873188994,0.00010330890526872041,0.00009353295079732542,0.00008897228090252058,0.00007898157346847017,0.00007881916554062108,0.00007194985121372505,0.00007181592228831758,0.00007030500000493293,0.00006512483912130577,0.00006015207291885341,0.000059405501886670425,0.00005558449410372553,0.000054932792379849853,0.00005355429241570892,0.00005065657215318172],"twin_dists":[0.4321868512803158,0.4711861407524366,0.4882561944255108,0.5099368922139607,0.5302235560552061,0.5468770708317378,0.5477324439577737,0.5503321230074264,0.5522075069583167,0.5531842991998468,0.5564265324646,0.559431901094225,0.5609370877150187,0.5645073729321631,0.5645688740144427,0.5672866818641799,0.5673420771619067,0.5679738943084763,0.5702423157029971,0.5725869848560275,0.572954771913204,0.5749086400719662,0.5752545570730173,0.5759992696555462,0.577625935599769],"n_dims_used":42,"mean_confidence":0.8882508050827753},"coverage":{"mean_confidence":0.8882508050827753,"n_dims_used":42,"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}}