{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010220},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009015","490:4900008884","490:4900008774","490:4900010747","490:4900008116","490:4900008324","490:4900011691","490:4900008117","490:4900010987","490:4900009013","490:4900011757","490:4900009004","490:4900008007","490:4900011225","490:4900010480","490:4900008342","490:4900010129","490:4900011497","490:4900008107","490:4900011366","490:4900010134","490:4900011293","490:4900009721","490:4900011090","490:4900010993"],"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":[0.4622208684660267,0.43834818922908514,0.3696951094829255,0.34966110935064215,0.30169481249154145,0.2994369959267475,0.27986373393466507,0.25807703224752243,0.24394794845584628,0.17339218709344187,0.1664333760543858,0.1645608908741194,0.1575169666886214,0.1541026794923631,0.1505751366611177,0.14944174728431006,0.1489478151320811,0.14801151624750136,0.1450287630258101,0.14472287247575316,0.13929229275222502,0.13716190280234447,0.1296148330420733,0.1266834223624701,0.12462575738859485],"twin_dists":[0.161349116707696,0.16680068474021276,0.18321756619144675,0.18827687689740066,0.2010614221548136,0.20169062534354204,0.20726702418252274,0.2137607152662349,0.21815824509448672,0.24312554479503637,0.24595088444876656,0.24672561091183995,0.24969849435761382,0.2511744479793627,0.2527247449169255,0.2532285154865972,0.25344894014119235,0.25386826157654496,0.25521729252458525,0.2553567973524228,0.2578707398031739,0.2588769151809263,0.2625385085878913,0.26400413771117764,0.2650483407383313],"n_dims_used":45,"mean_confidence":0.8865188598632813},"coverage":{"mean_confidence":0.8865188598632813,"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}}