{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011886},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012157","490:4900012090","490:4900011957","490:4900007887","490:4900011958","490:4900011884","490:4900010216","490:4900012097","490:4900011955","490:4900011074","490:4900011954","490:4900012156","490:4900012023","490:4900009939","490:4900010913","490:4900011959","490:4900011152","490:4900011953","491:4910005712","490:4900012027","490:4900011368","490:4900011083","491:4910005654","490:4900010576","491:4910005876"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,491,490,490,490,491,490,491],"twin_sims":[0.5357515052853961,0.11654554495259353,0.11000976863906158,0.10312631689742688,0.09818735078910298,0.0980699510744966,0.08490505507805568,0.06121067199600373,0.04998081196275507,0.04630119984794826,0.04410896810986904,0.04320391920687479,0.03389677094303599,0.029270674281182428,0.027316400980562584,0.027223619987247944,0.02628297972028228,0.025989784282537814,0.024788414987387958,0.02436938770907036,0.023670661598506573,0.02339751601009534,0.022517414257078438,0.02169754299354114,0.019699134357153293],"twin_dists":[0.14509774356335683,0.26928046902227554,0.2728715898813591,0.27683688577387566,0.27981113226707316,0.27988324268465065,0.28843960793283907,0.30697854975386085,0.3179202298160093,0.3219518810415732,0.32448314319376237,0.3255590518132416,0.3378951563007614,0.3451422327665521,0.34850278935486007,0.348667420878713,0.3503643812815333,0.35090402820579186,0.3531716396116834,0.3539849427504271,0.35536844284523905,0.3559189136331188,0.3577313151981602,0.35947588872764535,0.36398147450847307],"n_dims_used":45,"mean_confidence":0.8863323635525173},"coverage":{"mean_confidence":0.8863323635525173,"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}}