{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001285},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003439","490:4900001153","490:4900002450","490:4900001415","490:4900001143","490:4900003701","490:4900002132","490:4900003443","490:4900001550","490:4900001281","490:4900002291","490:4900006637","490:4900004538","490:4900006641","490:4900001403","490:4900006153","490:4900001283","490:4900006031","490:4900003037","490:4900001984","490:4900003711","490:4900006269","490:4900000771","490:4900000772","490:4900002742"],"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":[0.7409007978678649,0.5418463620098297,0.5239182222441225,0.4572251726087451,0.44743937342739837,0.3825942231701151,0.36231900262080596,0.3610597462200033,0.3373882716503172,0.3133074345147178,0.3048927688516372,0.3011776619313809,0.29364365204523696,0.28899584728661,0.28848778516413837,0.2833255954732727,0.280358620424105,0.27000387541685195,0.2658937693560732,0.26061669384469893,0.2600375445970825,0.2566722140735913,0.25631263897040774,0.250088273624069,0.24882122482465746],"twin_dists":[0.10058165513339093,0.14377672190667362,0.147671309465103,0.16248116315273026,0.16471180267823268,0.180032492211719,0.1850636463934972,0.18538070063786918,0.1914511063622731,0.19786755157363706,0.20017489817671402,0.2012052971196163,0.203317944882081,0.20463727160051856,0.20478225436721828,0.20626411823155524,0.20712319617559347,0.21016557169381195,0.21139309390366934,0.21298660074766523,0.21316271202158732,0.21419098262999947,0.21430135230638117,0.2162276691417132,0.2166235290891233],"n_dims_used":45,"mean_confidence":0.9116561889648438},"coverage":{"mean_confidence":0.9116561889648438,"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}}