{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011247},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011020","490:4900011089","490:4900010424","490:4900012118","490:4900010941","490:4900010677","490:4900010512","490:4900011450","490:4900011177","490:4900011229","490:4900010846","490:4900011367","490:4900011017","490:4900011452","490:4900011900","490:4900010759","490:4900010848","490:4900011097","490:4900010339","490:4900010754","490:4900010836","490:4900010758","490:4900011702","490:4900010764","490:4900011645"],"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":[0.4098292855137837,0.40425649510729855,0.38340301266912097,0.27666408699612094,0.2722362994939705,0.2550801853766001,0.25108851093574286,0.25041613587918904,0.2480592193887561,0.23603186244465799,0.22805073320388386,0.21321528649085866,0.21146897850243554,0.2110864177895007,0.2032329077318586,0.19085627138625844,0.186821321892137,0.18633680541574765,0.18219891195311028,0.18099098486660603,0.17681810764403091,0.1713217071510941,0.17014451474984732,0.1589999066375992,0.15842750709175127],"twin_dists":[0.173470176806017,0.17479636529473247,0.17983453374028352,0.20820068765899097,0.20950367837888192,0.2146803928431541,0.21591607295273316,0.2161254451894946,0.2168622219130525,0.22069405224811742,0.2233076271670002,0.22833197297145807,0.2289386973640025,0.2290720645031825,0.23184706830731117,0.23637403877603494,0.23789394670744954,0.23807799941763932,0.23966374119127967,0.24013143365294523,0.24176432955955757,0.24395754243661155,0.2444337991918599,0.24906470760865201,0.24930883023278735],"n_dims_used":45,"mean_confidence":0.8932704501681857},"coverage":{"mean_confidence":0.8932704501681857,"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}}