{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004575},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004285","490:4900004027","490:4900003052","490:4900003053","490:4900002906","490:4900003874","490:4900002310","490:4900002308","490:4900002325","490:4900002644","490:4900004574","490:4900001705","490:4900004576","490:4900003230","490:4900001295","490:4900000571","490:4900001164","496:4960008259","490:4900004006","490:4900002306","496:4960009171","490:4900002311","490:4900003743","493:4930007044","490:4900000507"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,496,490,490,496,490,490,493,490],"twin_sims":[0.6034356051867638,0.4570148509267826,0.45287538250465476,0.34386318029700697,0.3396469645947596,0.3205667474464414,0.3038684993234018,0.29817055729021147,0.295923756164952,0.28433719509167843,0.28082563313330655,0.2472093077972494,0.24447465960066916,0.24314477072398116,0.2358309108491221,0.22484494538816957,0.2247286747290256,0.22237444040692783,0.21772695820505822,0.2061176499791576,0.2024238223425759,0.2015159459009855,0.1913249234546294,0.18884626583337974,0.1791983277558906],"twin_dists":[0.13053722726042194,0.16252891989271537,0.16347048302652303,0.18976893108404383,0.19086234997223717,0.19590521522123336,0.20045825159200323,0.2020447690944121,0.2026752389351187,0.2059724562300944,0.20698761030219892,0.2171290061588783,0.21799142473475164,0.2184130764679153,0.22075913992803745,0.22437442432797255,0.22441330520329464,0.22520345820362128,0.22677985814426865,0.23081938692566775,0.23213709687196993,0.23246348833964342,0.23619896535559998,0.23712833743494155,0.24082961424152596],"n_dims_used":45,"mean_confidence":0.9166458129882813},"coverage":{"mean_confidence":0.9166458129882813,"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}}