{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000239},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["495:4950000815","480:4800000210","480:4800000240","480:4800000146","480:4800000179","495:4950000814","480:4800000241","495:4950000636","491:4910002493","495:4950000582","480:4800000041","495:4950000227","491:4910002443","495:4950000712","495:4950000622","495:4950000716","491:4910002997","495:4950000576","480:4800000042","480:4800000133","480:4800000010","491:4910002444","495:4950000675","495:4950000635","480:4800000001"],"twin_admin_codes":[495,480,480,480,480,495,480,495,491,495,480,495,491,495,495,495,491,495,480,480,480,491,495,495,480],"twin_sims":[0.4965225683659973,0.49235644815221025,0.4250429693920431,0.37207335223593896,0.3167374187649445,0.2613413335186706,0.2522823988914079,0.1974435369808572,0.17613471991875082,0.1690662898973177,0.16834430680398388,0.16569656035429922,0.16203018363603022,0.15643053586311867,0.1477076530275465,0.14325017126805692,0.1372694860245877,0.13457395675315673,0.13036054140056824,0.12363713664792704,0.12125374902857558,0.12075095887618903,0.11961219224064389,0.11703320231002837,0.11350426360874888],"twin_dists":[0.1536834328653519,0.15460545430313097,0.16988903583347156,0.18262627522913039,0.19693719320536657,0.21276659370958784,0.21554518549313334,0.23394015822606126,0.24203434839352558,0.24487209605130317,0.2451667051717774,0.24625498167556412,0.24778286708622121,0.25016558647007264,0.25400476745201345,0.2560315171851123,0.2588258249334356,0.260115051444077,0.2621696772331788,0.2655546992900864,0.26678823565993065,0.26705081522041685,0.26764863192110483,0.26901879176015053,0.27093168300821185],"n_dims_used":43,"mean_confidence":0.8953428933786791},"coverage":{"mean_confidence":0.8953428933786791,"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}}