{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700000756},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700001142","470:4700000455","470:4700000666","470:4700000288","470:4700000464","470:4700001728","470:4700000889","470:4700001616","470:4700001421","469:4690001142","488:4880004361","470:4700000999","481:4810001811","470:4700007338","470:4700000890","472:4720003097","470:4700001034","470:4700000309","470:4700003962","470:4700000297","470:4700004829","481:4810002702","470:4700001883","470:4700007613","470:4700000240"],"twin_admin_codes":[470,470,470,470,470,470,470,470,470,469,488,470,481,470,470,472,470,470,470,470,470,481,470,470,470],"twin_sims":[0.6476042199202525,0.6149822747008541,0.5830234088206697,0.5823972705160166,0.5648105220734363,0.5508078893868218,0.511014668567265,0.499436300603769,0.4975406048869903,0.4923482111143245,0.48911932430863686,0.4851075334602366,0.4753729019408522,0.43915964764721654,0.43612738737248574,0.4347148291211217,0.4344667858339659,0.4333949698887824,0.4322893730575717,0.42134877092401546,0.4178121348542137,0.4148343142692314,0.4126890252347599,0.4064079863403904,0.40608787726681855],"twin_dists":[0.12106580950275729,0.12806465222191774,0.13491051942521454,0.13504479697059926,0.13882178947405394,0.14183925541784648,0.1504927573259346,0.1530399005755361,0.15345846621422768,0.15460727952382364,0.15532345835789307,0.15621527643609548,0.1583889235192232,0.1666135566749753,0.16731351755635768,0.16764024836782088,0.16769766556434906,0.16794592125587068,0.16820226007319786,0.17075352655765225,0.17158414332436564,0.1722858460337599,0.17279271562673526,0.1742834065293463,0.17435965014990729],"n_dims_used":43,"mean_confidence":0.9135113206020621},"coverage":{"mean_confidence":0.9135113206020621,"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}}