{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006103},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005982","490:4900006591","490:4900006231","490:4900005979","490:4900007444","490:4900006107","490:4900005720","490:4900006102","490:4900006108","490:4900005850","490:4900006351","490:4900006353","490:4900007199","490:4900006227","490:4900005724","490:4900007687","490:4900006463","490:4900007686","490:4900006346","490:4900006352","490:4900006228","490:4900007688","490:4900006348","490:4900007564","490:4900007440"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.16677495137009812,0.1437262249959131,0.08154360331072494,0.03717733153073564,0.029832639644862533,0.015655485213214068,0.015442538876969178,0.012131039736849467,0.01019379619991297,0.009896838035100114,0.009878991850084328,0.009193401217318155,0.008941137013481721,0.008120080929714897,0.00519106145877702,0.0037342703158179777,0.002607533571156701,0.0019388202004565571,0.0016403930970049921,0.0015039209859421141,0.0012591665665496311,0.0007444458494600871,0.0006614380611842049,0.0005280369632983912,0.00048160458962124056],"twin_dists":[0.2458102394560676,0.25581285184756347,0.2907922770947497,0.33325176308874505,0.3442116043900651,0.3744772207592459,0.3750935874823565,0.3857944694531492,0.3933278795681841,0.3945936587989069,0.3946708016929378,0.39773282211321265,0.3989110264565016,0.40296330942694536,0.4212747648356988,0.4342627991045767,0.447995469088505,0.45901677443409794,0.4651182149778182,0.4682575818337528,0.47461281292459023,0.49293725869845284,0.4969661880884807,0.5045534162475076,0.5076211128508741],"n_dims_used":45,"mean_confidence":0.910687255859375},"coverage":{"mean_confidence":0.910687255859375,"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}}