{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000002149},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000002150","500:5000002032","500:5000001403","500:5000001025","500:5000001252","500:5000001201","500:5000000795","500:5000000668","500:5000002151","500:5000001149","500:5000001590","500:5000001825","500:5000000727","500:5000001509","500:5000001351","500:5000001148","500:5000000741","500:5000001454","500:5000001456","500:5000001402","500:5000001401","500:5000000802","500:5000000801","500:5000001398","500:5000001361"],"twin_admin_codes":[500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500],"twin_sims":[0.7030588123018622,0.660718256452616,0.605251282206907,0.6049201277432684,0.599491068054203,0.5982686220434459,0.5887198151803774,0.5871239959750444,0.5778836162878391,0.5601679473992587,0.5581671838798756,0.5409171372247339,0.5356662886163832,0.5310802620680816,0.5276200587022382,0.5264827985583761,0.5252997536654946,0.5242798581590606,0.5142944642784727,0.5032297711438583,0.4891716925894146,0.4738976489814847,0.47343978251483604,0.46691789749413615,0.46167620878992205],"twin_dists":[0.10901951496799772,0.11823968595461604,0.13014843675716561,0.13021934621650164,0.13138192024161618,0.13164372030179153,0.13368935593899095,0.13403138261958805,0.13601310370495065,0.1398210459132179,0.14025202934901496,0.14397794257919497,0.14511623433597148,0.1461122172204345,0.14686488639221626,0.14711249786279387,0.14737020315771315,0.14759247325899882,0.14977398076475515,0.1522036360483506,0.15531183163980708,0.15871957968998027,0.15882227269999502,0.16028867457138785,0.16147232700023365],"n_dims_used":44,"mean_confidence":0.9212082949551669},"coverage":{"mean_confidence":0.9212082949551669,"n_dims_used":44,"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}}