{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870004350},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870002321","487:4870003202","487:4870003622","487:4870003910","487:4870004351","487:4870003072","487:4870004482","487:4870003067","487:4870002391","487:4870002482","487:4870001792","487:4870002143","487:4870003200","487:4870001790","487:4870003340","487:4870001523","487:4870004204","487:4870002941","487:4870003617","487:4870004058","487:4870004205","487:4870003475","487:4870000372","487:4870003760","487:4870002811"],"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":[0.2102660115323201,0.20961242732820387,0.18607508592126248,0.1854601558432718,0.18263940786148952,0.16427496273492623,0.15801669906996235,0.1508442156302737,0.14713074692489203,0.13752888064502788,0.1351909326093265,0.1253148333365971,0.12512638587574332,0.12396636825498239,0.12323927141591505,0.12147735218113316,0.115175644396108,0.11475131778502122,0.11232071169242502,0.11223667260593878,0.11066252792588771,0.10858739710619533,0.10676025949500076,0.10493924960311443,0.10416286783360382],"twin_dists":[0.22935862611385507,0.22958746210742736,0.23817755835011892,0.23841186758131608,0.2394937325251837,0.2468444711785962,0.24948443209454618,0.2526055545703212,0.25426450543862456,0.25870276397737024,0.25981826535679114,0.2646972076410323,0.26479308901319004,0.2653857303512769,0.26575934995457773,0.26667172692882,0.27002008310437503,0.27025054927350173,0.2715834841505882,0.2716299668317466,0.272505643724916,0.2736748482697557,0.27471874332785967,0.2757730331493582,0.2762268572818497],"n_dims_used":43,"mean_confidence":0.8961224223292151},"coverage":{"mean_confidence":0.8961224223292151,"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}}