{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":493,"cluster_id":4930003546},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["493:4930003886","494:4940000085","494:4940000777","493:4930003371","494:4940000117","493:4930002852","493:4930003884","493:4930004194","493:4930003717","493:4930003880","493:4930004050","493:4930003715","493:4930003376","493:4930004784","493:4930003019","469:4690001937","493:4930004051","493:4930004047","493:4930004049","493:4930002675","493:4930003370","490:4900000146","493:4930003194","469:4690004642","493:4930004042"],"twin_admin_codes":[493,494,494,493,494,493,493,493,493,493,493,493,493,493,493,469,493,493,493,493,493,490,493,469,493],"twin_sims":[0.04968894471931014,0.028868861015498685,0.01703437873524052,0.00971268437233284,0.009578871108183763,0.009473268765312565,0.006375103287278626,0.006125673238105283,0.004199562002562611,0.003190863710331181,0.0031253326803038,0.002683828643635302,0.0023812965349528405,0.0020084218895348362,0.0019985015121252747,0.001813071566926687,0.0017822920345268343,0.0010020256635009707,0.000898610116599752,0.0008817729218685306,0.0008582511141751839,0.0007965315386033479,0.0007164601583602403,0.000693946603610385,0.0006908154673054254],"twin_dists":[0.31823080778349133,0.34581709454033627,0.37065558415092503,0.3953957292897749,0.3959871001815692,0.39645902430476987,0.4129663569380681,0.4145933203556603,0.42967752965283573,0.4403286667909088,0.4411228417894768,0.44690831667075,0.4513997084796253,0.4577188942943457,0.4579013302132037,0.46147433232400126,0.4620997436757998,0.482662650498433,0.4864544685204798,0.4871098773039038,0.4880452310440712,0.4906177465546547,0.4942466712515403,0.4953350814100296,0.4954890523147643],"n_dims_used":45,"mean_confidence":0.9232802497016059},"coverage":{"mean_confidence":0.9232802497016059,"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}}