{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890004674},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890004554","489:4890004637","489:4890004410","489:4890004309","489:4890004409","489:4890004851","489:4890004502","489:4890004306","489:4890005271","489:4890004398","489:4890004639","489:4890004677","489:4890004364","489:4890004549","489:4890004249","489:4890004594","489:4890004355","489:4890004745","489:4890003824","479:4790003417","472:4720004801","479:4790004015","472:4720005417","489:4890004140","489:4890004598"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,479,472,479,472,489,489],"twin_sims":[0.7689765633131667,0.7294511368389133,0.7060867308287195,0.6999616113941237,0.6671641441773971,0.6463381386567814,0.6113466770263576,0.5938874492116578,0.576845290941436,0.5653179537755856,0.5509845841247826,0.5448196057870465,0.5418863335678001,0.5358638368894326,0.5267864000562703,0.5261064258024444,0.5248367041311872,0.5199170646074747,0.5177461994344376,0.516122034715296,0.5145452662026342,0.5067949716112327,0.504224252086836,0.5030469755311431,0.49617303798001317],"twin_dists":[0.09413791411204538,0.10316039258329011,0.10835256551016599,0.1097004807431594,0.11684650639259085,0.12133815158992466,0.1288432270657486,0.13258212810130798,0.13623594457634616,0.13871263522863178,0.14180110814735267,0.14313329753811246,0.1437680676238976,0.1450733701392024,0.14704638434666598,0.14719447002996877,0.14747110546500006,0.14854439224530944,0.14901874954829364,0.14937395916460441,0.14971906410826089,0.1514192553151786,0.15198469030261852,0.1522438932483688,0.15376070276085635],"n_dims_used":45,"mean_confidence":0.9202060275607639},"coverage":{"mean_confidence":0.9202060275607639,"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}}