{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007564},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006346","490:4900006463","490:4900007566","490:4900005720","490:4900005723","490:4900006102","490:4900007444","490:4900005850","490:4900007199","490:4900005592","490:4900007318","490:4900007443","490:4900006108","490:4900005588","490:4900007445","490:4900007326","490:4900007687","490:4900006101","490:4900006103","490:4900005722","490:4900007565","490:4900007076","490:4900007686","490:4900005724","490:4900008251"],"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":[0.06851414538130307,0.053102250926079425,0.04669613494220401,0.04386128910265884,0.04368955421671488,0.039795983377886486,0.03786169218583604,0.030710857884531123,0.012939930781680448,0.007488707634044494,0.004476510657873795,0.003065003536599988,0.002461889714986422,0.0022554419168481507,0.0017944540841852291,0.0016228647456327323,0.0015558416430543152,0.0011922329494313032,0.0005280369632983912,0.0004858325833714585,0.0004289483850041106,0.0003255103993659353,0.0002533973044503439,0.00024294474015634722,0.00021030841584399482],"twin_dists":[0.30072128639471596,0.31468971308485916,0.32150658893433487,0.32477572295324486,0.3249794068597978,0.32978860019086365,0.3323272395550162,0.34278692452613646,0.38296184740573413,0.4063373618459512,0.42716314764033175,0.4418675367002942,0.4501542674652901,0.45342415766997685,0.4618514423789314,0.46550764230627567,0.46703337420340707,0.4765500864382065,0.5045534162475076,0.5073305924486083,0.5114540405507646,0.5204748604884456,0.528528591992196,0.5298712453904869,0.5344437080962241],"n_dims_used":45,"mean_confidence":0.9037027994791667},"coverage":{"mean_confidence":0.9037027994791667,"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}}