{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700006863},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890000909","489:4890001146","489:4890001086","489:4890000791","489:4890001277","489:4890000963","489:4890001345","489:4890000847","489:4890001215","489:4890001028","489:4890001268","489:4890001275","489:4890001278","489:4890001562","489:4890001344","470:4700006862","489:4890000788","489:4890001486","489:4890001027","470:4700006605","489:4890000850","470:4700006606","489:4890001151","489:4890001084","489:4890000677"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,470,489,489,489,470,489,470,489,489,489],"twin_sims":[0.9042289417680636,0.8924132983913287,0.8854182057779525,0.8748761051701801,0.8730893989548543,0.8701601014634355,0.8606236311275035,0.8417269273953032,0.8381218883519401,0.8375345343012127,0.8358621050463455,0.8291527582071564,0.8210488470003743,0.811862158655334,0.8052550158525801,0.8022222965115393,0.8009706552392408,0.7888080681351224,0.7874177147075156,0.7873861077048393,0.7856855286692116,0.775054799449814,0.7733684271854255,0.7603416317732168,0.7563715688890496],"twin_dists":[0.05827666555455333,0.06196684978753497,0.064073074299669,0.0671522681601035,0.06766381618973329,0.06849646446099429,0.07115842005302633,0.07623967185777351,0.07718342277534561,0.07733647451957089,0.07777120829385463,0.07949992231280502,0.08155718125616955,0.08385200381698206,0.08547996240413668,0.08622131029010949,0.08652623314140641,0.08945934324015775,0.08979135519705356,0.08979889537821123,0.09020410190907666,0.09271647561764518,0.09311189650507598,0.09614001028991816,0.09705414167218601],"n_dims_used":42,"mean_confidence":0.9098156520298549},"coverage":{"mean_confidence":0.9098156520298549,"n_dims_used":42,"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}}