{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870000433},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870002956","487:4870010886","487:4870002496","487:4870010505","490:4900012747","490:4900013103","487:4870002250","491:4910002667","490:4900010781","487:4870000254","491:4910003735","490:4900011993","490:4900013070","494:4940004959","487:4870011021","487:4870001469","492:4920002940","487:4870003507","491:4910004045","487:4870000434","491:4910002163","487:4870000794","480:4800005439","494:4940004578","480:4800005440"],"twin_admin_codes":[487,487,487,487,490,490,487,491,490,487,491,490,490,494,487,487,492,487,491,487,491,487,480,494,480],"twin_sims":[0.01192401786815439,0.0032014111296237227,0.0008213941185651329,0.0005783131269284352,0.0005255132707435752,0.0004543180807853119,0.0004373551505441095,0.00036389447135666954,0.0003597798776723206,0.0003582346862543843,0.00032703720517968966,0.00029403147400718885,0.0002413267301120419,0.0002301556207697283,0.00022850203858751215,0.0002170956332517206,0.00020119393437656338,0.0001934638961548616,0.0001912890530764938,0.00018902189824175384,0.0001756241904975541,0.000152908879778707,0.00012311273113911622,0.00012296609920032348,0.0001138483582282587],"twin_dists":[0.3865462987923164,0.4402022355947093,0.48955989504232744,0.5015037395246594,0.5047135502850494,0.5095554956436446,0.5108135458000751,0.5168497682753009,0.5172207444215735,0.5173610879981984,0.5203231856248377,0.523760596238699,0.5300839192601546,0.5315899322356529,0.5318186745589463,0.5334403100858752,0.535840203041942,0.5370720590286551,0.5374269968180557,0.5378010682880975,0.5401018875304507,0.5444101918754815,0.5510845566651438,0.5511210320135851,0.5534739045846542],"n_dims_used":43,"mean_confidence":0.9075022852698038},"coverage":{"mean_confidence":0.9075022852698038,"n_dims_used":43,"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}}