{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890000154},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["481:4810006169","489:4890000201","481:4810006168","489:4890000155","485:4850001995","489:4890000120","485:4850001994","489:4890000156","481:4810005501","489:4890000667","485:4850002983","481:4810006156","485:4850001993","485:4850001603","485:4850002982","489:4890001193","481:4810006173","481:4810005825","485:4850001779","481:4810006035","485:4850002245","481:4810006028","489:4890000114","489:4890000182","485:4850001622"],"twin_admin_codes":[481,489,481,489,485,489,485,489,481,489,485,481,485,485,485,489,481,481,485,481,485,481,489,489,485],"twin_sims":[0.7400645093215514,0.7274990079662147,0.723579585234978,0.6986940443506169,0.6868924260214949,0.6650374188225964,0.6529341189744174,0.6117652828242417,0.568404236890025,0.5447236830747644,0.5391859586372799,0.5332233561861851,0.5145634775358078,0.5025489585570525,0.4936146876885875,0.49312118941566135,0.49276907437245354,0.4903068592103518,0.4900992609005736,0.4899476911885203,0.4884851655637692,0.48459428455491943,0.481155479235505,0.47948232752664394,0.47679830183275757],"twin_dists":[0.10077087289776412,0.1035976220107814,0.10447346885081289,0.10997882277473543,0.11256119004418771,0.11730649787301055,0.11991840289180934,0.12875358615899224,0.1380489960913923,0.14315404583704483,0.14435299629299997,0.1456465667606924,0.1497150767354874,0.15235359209008748,0.154326749879126,0.1544360366228614,0.1545140331752213,0.15505989553700553,0.15510595634030844,0.15513958950044845,0.15546428300200538,0.15632953407723948,0.15709604449557155,0.15746961489752373,0.15806976042355886],"n_dims_used":45,"mean_confidence":0.9153472052680122},"coverage":{"mean_confidence":0.9153472052680122,"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}}