{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001110},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["495:4950001623","480:4800000946","495:4950001844","495:4950001555","495:4950001901","480:4800000904","480:4800000522","495:4950001786","495:4950001209","495:4950001008","495:4950001503","495:4950001562","495:4950001896","495:4950001152","495:4950000958","495:4950000956","495:4950001791","495:4950001897","495:4950001109","495:4950001056","495:4950001847","480:4800000526","480:4800001111","480:4800000560","495:4950001615"],"twin_admin_codes":[495,480,495,495,495,480,480,495,495,495,495,495,495,495,495,495,495,495,495,495,495,480,480,480,495],"twin_sims":[0.04736448581502603,0.045368310560841764,0.033586638526737,0.03083503547878082,0.028616079170127443,0.022947093850895828,0.021020589774290162,0.019742166248374122,0.018311836843541127,0.013910911794737484,0.011446966062979175,0.011388407659748384,0.011235293656892461,0.011199830975425646,0.011116295050477468,0.011078041528400239,0.010439471486481668,0.00941296221722701,0.00832680194824367,0.007441429171984683,0.007163220567315648,0.007110200693984251,0.007008291091888813,0.006695963601482296,0.006642510461070109],"twin_dists":[0.32076014663468044,0.3230164883770474,0.3383536721600907,0.3425883040443745,0.34624579773084607,0.3568389391342222,0.3609600976582849,0.3638803402893108,0.3673500553435324,0.3797616054288445,0.3883238724891789,0.3885465832144375,0.3891337540116998,0.38927076196640104,0.3895950280778452,0.38974424250389356,0.3923052888261881,0.3967306377647569,0.4019096402890713,0.4066001776698147,0.4081777902434533,0.4084846766748392,0.4090803658566938,0.41095581231453854,0.41128464747053783],"n_dims_used":43,"mean_confidence":0.9015112588571947},"coverage":{"mean_confidence":0.9015112588571947,"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}}