{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870010049},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870011084","487:4870009238","487:4870008688","487:4870008690","487:4870010180","487:4870008689","487:4870008976","487:4870011083","487:4870011367","487:4870011352","487:4870010725","487:4870010722","487:4870009925","487:4870011362","487:4870008980","487:4870008977","487:4870010046","487:4870008546","487:4870010601","487:4870011120","487:4870010721","487:4870010050","487:4870010179","487:4870009534","487:4870010056"],"twin_admin_codes":[487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487],"twin_sims":[0.6223116908066859,0.6122390373641665,0.5631136748357681,0.5553721535759882,0.5423515487690882,0.5255935895039496,0.5041787628522298,0.481746712516593,0.46724650943539303,0.45443777368889343,0.45295970804783814,0.4497412924644341,0.44947052919471564,0.436655045545202,0.4224208589836309,0.41964975432703505,0.4159320810893886,0.40514362452010116,0.40400015524824867,0.3970181628880657,0.379342032315987,0.3763469496853135,0.36810932572357274,0.3550465792045502,0.34878335008106354],"twin_dists":[0.1264945772190433,0.12865213431501563,0.13918689002523044,0.14085447608608337,0.1436673520233468,0.1473061842173445,0.15199470269899773,0.1569641363668483,0.16021462283874333,0.16311473363783383,0.16345127096930617,0.16418547222357702,0.1642473292322333,0.16719157601673176,0.17050231802391028,0.17115218806256982,0.17202691387148009,0.1745847085090213,0.1748575631413292,0.176531224941104,0.18083053342421257,0.18156841852780856,0.1836128833621579,0.18690254470910383,0.1885019196367036],"n_dims_used":43,"mean_confidence":0.9089330628860829},"coverage":{"mean_confidence":0.9089330628860829,"n_dims_used":43,"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}}