{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":497,"cluster_id":4970002366},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["497:4970002641","497:4970002765","497:4970002218","497:4970002644","497:4970002368","497:4970002645","497:4970002443","497:4970002370","497:4970003360","497:4970002586","497:4970002374","497:4970002300","497:4970003330","497:4970002821","497:4970002299","497:4970002070","497:4970002703","497:4970002932","497:4970002222","497:4970003026","497:4970002372","497:4970002147","497:4970002302","497:4970002584","497:4970002367"],"twin_admin_codes":[497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497],"twin_sims":[0.12397611553356705,0.11397101445271648,0.10893459196127087,0.10707143378347099,0.09846020659798194,0.09797344055131844,0.08817860310761783,0.07715012473798297,0.06744251654456375,0.06724887452672651,0.06275702449534738,0.05134318046269351,0.050362298921861406,0.048793615743692224,0.03822238195892802,0.03664411746744223,0.036504067035348156,0.03259609177200098,0.0320089371730048,0.030457791428427368,0.028760241862396094,0.02834073824898914,0.027082134962819793,0.024573696012657402,0.024288370390338685],"twin_dists":[0.26538073303725,0.2706760750779255,0.27347802815496136,0.27453998649474026,0.2796437969907095,0.27994257308236653,0.286218793013322,0.29398730919007515,0.30160422258867764,0.3017649850332407,0.3056046181300811,0.31649019752481933,0.31751655695014286,0.3191931168939856,0.331845657987612,0.3339821553295952,0.334175490191892,0.3398427415153185,0.3407437366930113,0.3431938397293153,0.34600090951607076,0.34671647857155785,0.34891940606712724,0.3535868957502501,0.35414358606116747],"n_dims_used":45,"mean_confidence":0.9004986233181423},"coverage":{"mean_confidence":0.9004986233181423,"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}}