{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000002104},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000002225","500:5000002224","500:5000004992","473:4730000711","500:5000004341","473:4730003497","475:4750008051","473:4730004685","500:5000001595","473:4730003929","475:4750010767","473:4730002081","475:4750006312","475:4750005770","473:4730003230","475:4750008144","475:4750005722","476:4760002361","475:4750007758","468:4680000150","484:4840001216","475:4750007600","478:4780005327","484:4840001215","477:4770003966"],"twin_admin_codes":[500,500,500,473,500,473,475,473,500,473,475,473,475,475,473,475,475,476,475,468,484,475,478,484,477],"twin_sims":[0.16558159936105862,0.15684525659980453,0.07931894583960734,0.058606869150732495,0.049002618590395466,0.045546795191810305,0.043514897231151366,0.04036541352250655,0.03831128348310996,0.032526177247644256,0.03182102025604277,0.02974697712926672,0.029410235148116887,0.026378566563400666,0.024578971903387967,0.024173877854389143,0.023925036003226822,0.020732441666026984,0.02067420650593094,0.02058360501218108,0.020434212082316425,0.019969030855116792,0.018740209720585082,0.018650816026151987,0.016711995321529196],"twin_dists":[0.2463025161251063,0.2499870058497431,0.2923923416980175,0.3093578319409925,0.31896716882181664,0.32281139283115,0.32518724769466656,0.3290611491306903,0.3317275509630337,0.3399492954915643,0.3410350811488903,0.34435248678665675,0.34490969497067614,0.35018956934426243,0.35357665488824064,0.35436856134475886,0.35486072897760895,0.3616045126743635,0.36173569658100696,0.3619404321524424,0.3622797420170558,0.3633503181675549,0.36628675566064134,0.36650687912005386,0.37152405937013633],"n_dims_used":45,"mean_confidence":0.9202256944444445},"coverage":{"mean_confidence":0.9202256944444445,"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}}