{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770001901},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770002902","477:4770002824","477:4770002751","477:4770001786","498:4980004050","500:5000011509","483:4830000156","489:4890005420","481:4810003190","484:4840001121","476:4760000539","481:4810005311","497:4970003243","472:4720001250","500:5000011478","497:4970003156","500:5000011444","484:4840007610","484:4840000980","475:4750006316","489:4890004441","472:4720001249","496:4960010903","490:4900001131","472:4720005718"],"twin_admin_codes":[477,477,477,477,498,500,483,489,481,484,476,481,497,472,500,497,500,484,484,475,489,472,496,490,472],"twin_sims":[0.09228413819686601,0.07982493679402795,0.04365034793508188,0.004527451925193052,0.0003787566511522459,0.00034995260421126896,0.0002788583512837777,0.00019300230187298143,0.00018071432304571367,0.0000695880234230285,0.000037073342766188956,0.000032150933156585276,0.000013279049318130098,0.000010595351728371701,0.000008567598247587572,0.000008072810163464302,0.000004549934350492981,0.000003166383246999251,0.0000030716341343991434,0.000002806033838776455,0.0000025248770561310474,0.0000019318882483880464,0.0000018392176323003798,0.0000018171013801676099,0.0000016355009429979514],"twin_dists":[0.28352424568531365,0.29202528035617664,0.3250260012569341,0.4267161019409662,0.5155417346192266,0.5181231238465801,0.5254641059627166,0.5371470767573957,0.5392088760449101,0.568278224959043,0.5866708870577007,0.5907524637404188,0.6154823893236389,0.6216389164811852,0.6273764016287211,0.628973678859917,0.64416692436019,0.6535905812127625,0.6543741436782379,0.6567011599348503,0.659407399723914,0.6662197303694976,0.6674631447207755,0.6677687942419321,0.6704231588793351],"n_dims_used":44,"mean_confidence":0.895806919444691},"coverage":{"mean_confidence":0.895806919444691,"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}}