{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000000228},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000000321","500:5000000428","500:5000000275","500:5000000429","500:5000000641","500:5000000533","500:5000000323","500:5000000326","500:5000000427","500:5000000649","500:5000000588","500:5000000120","500:5000000647","500:5000000324","500:5000000369","500:5000000317","500:5000000370","500:5000000322","500:5000000590","500:5000000121","500:5000000267","500:5000000644","500:5000000316","500:5000000095","500:5000000431"],"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":[0.9601456812167034,0.9530260246726813,0.9407363587415022,0.9250832232052274,0.9188096658634559,0.918365662988702,0.9055281621197416,0.8852556197379687,0.8725730726953266,0.8641026308173402,0.8491474042843955,0.8487411594178542,0.8467440318556753,0.8422017848337701,0.8373395692749636,0.8313771309932807,0.8259494037872065,0.8195231204038577,0.818853837204697,0.8169151730767708,0.8072192793492635,0.8034863967829423,0.8001921962009825,0.7913898279353266,0.7892070543983225],"twin_dists":[0.037040538374936226,0.04028750454449976,0.04539753369281977,0.05125406576957035,0.053446559037051526,0.05359888526236386,0.057859601828016936,0.0641214005459741,0.06781111955885691,0.07019562411783091,0.07427242183000883,0.07438101723115831,0.07491334153048321,0.0761147920978844,0.07738723495763349,0.07892945191632239,0.08031700430106063,0.08194095603501676,0.08210896319041984,0.08259445941950899,0.08499785147521556,0.08591273883078447,0.0867155787601215,0.0888410991061216,0.08936394718991057],"n_dims_used":44,"mean_confidence":0.9161429838700728},"coverage":{"mean_confidence":0.9161429838700728,"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}}