{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012081},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011683","490:4900012213","490:4900009302","490:4900012080","466:4660004295","490:4900009195","466:4660004303","466:4660005186","466:4660005298","490:4900001801","490:4900004119","490:4900007487","490:4900006403","490:4900008198","490:4900006029","490:4900009060","466:4660004383","490:4900008295","466:4660005307","466:4660003960","490:4900010978","490:4900010555","490:4900004511","490:4900012646","490:4900008846"],"twin_admin_codes":[490,490,490,490,466,490,466,466,466,490,490,490,490,490,490,490,466,490,466,466,490,490,490,490,490],"twin_sims":[0.4475273569418271,0.4248638955569788,0.31789734413103315,0.2717473178660476,0.2412991479696574,0.19220416323295425,0.14351478161015357,0.13166167096573653,0.13161628727265673,0.11213786028123143,0.10897918248053763,0.09983636462298316,0.09736673135906097,0.09079208379041731,0.07972378740637014,0.0790532553978716,0.07736670666966604,0.06211986273432591,0.06047032440704884,0.053977804946204244,0.047450310727148254,0.04328825653177455,0.041277232635008786,0.0412464944946792,0.04020044941321217],"twin_dists":[0.16469166664448037,0.16993086889734163,0.19662386301806858,0.2096483698489949,0.21900072374942803,0.23587131487712487,0.25590990746870773,0.26152992553867843,0.26155215982396035,0.2716846550625123,0.27345278560965464,0.27880533353432624,0.28031660538370756,0.2844923207079612,0.2920985076139735,0.29258583476320016,0.29382642451846314,0.306167334473999,0.3076464563402493,0.31381193385617306,0.3206649330063216,0.3254579966614219,0.327914136162284,0.327952453113878,0.32927099558363554],"n_dims_used":45,"mean_confidence":0.9087386237250434},"coverage":{"mean_confidence":0.9087386237250434,"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}}