{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":473,"cluster_id":4730009459},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["471:4710001465","475:4750011721","471:4710001608","473:4730009400","471:4710003622","471:4710001573","484:4840003565","474:4740000236","474:4740000241","484:4840003661","498:4980003307","484:4840006013","478:4780001897","475:4750003071","475:4750003325","487:4870011457","471:4710000362","473:4730007004","471:4710003529","474:4740000220","484:4840006821","471:4710002894","478:4780008805","475:4750010696","474:4740003098"],"twin_admin_codes":[471,475,471,473,471,471,484,474,474,484,498,484,478,475,475,487,471,473,471,474,484,471,478,475,474],"twin_sims":[0.03861881169311553,0.0068248459582765635,0.004096244526661778,0.0038403884792002126,0.003720842970062701,0.0026343668262140737,0.0019750368819583686,0.0016975103145556933,0.0013273033537920312,0.0011039009832249837,0.000721586257770085,0.0005102972639591958,0.00038439209395020726,0.00035161424629368286,0.00031499127119221927,0.00031035711346110134,0.0002993100495215551,0.0002913745540955558,0.0002784206812673308,0.0002749927861285361,0.00025142432174194806,0.00025118233190729903,0.00023760162177709947,0.00020439320079225298,0.0001954248985930242],"twin_dists":[0.33132077666564086,0.4101725620477491,0.43065427046735316,0.43317305285934843,0.4344026906634877,0.447609831448862,0.4583361817040223,0.46387533080331556,0.47273621001019045,0.4792669509214191,0.49400330697431516,0.5056945355465406,0.5150582927286227,0.5179688903900462,0.5215383494587248,0.5220174743424106,0.5231872643682249,0.5240528418345339,0.5255145242373445,0.5259120013379093,0.5287779907501252,0.5288087064649579,0.5305786940248648,0.5353433602117712,0.5367552265948616],"n_dims_used":45,"mean_confidence":0.9226553175184462},"coverage":{"mean_confidence":0.9226553175184462,"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}}