{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000143},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000253","480:4800000090","480:4800000113","480:4800000173","480:4800000265","480:4800000142","480:4800000205","480:4800000141","480:4800000224","480:4800000233","480:4800000172","480:4800000208","480:4800000115","480:4800000174","480:4800000234","480:4800000264","480:4800000116","480:4800000193","480:4800000261","480:4800000246","480:4800000200","480:4800000222","480:4800000257","480:4800000247","480:4800000251"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.45083767705183947,0.4277448829797394,0.3424844019063186,0.18326481707795536,0.17678692766681203,0.1553322655883877,0.1508603409993705,0.11953851077011544,0.11181848133346871,0.1081471843545889,0.10083842199524172,0.0947078801730615,0.09289060144028388,0.08710849795546831,0.07028470041000379,0.06272602650930541,0.05951233650608765,0.058284578412286785,0.05133979005405794,0.044836368919117894,0.04015463544864983,0.036566206883488384,0.03307525251744517,0.03037766603411684,0.027855416874896694],"twin_dists":[0.16393514072183607,0.1692587310181519,0.19012570694598224,0.23925285334215982,0.2417766331471861,0.2506401835810409,0.25259841669885935,0.26768746195723186,0.271861671800688,0.2739251012674687,0.2782004784380764,0.2819777054825742,0.2831342942352313,0.286937441564748,0.29928679576482314,0.30563188572403244,0.30852075510210575,0.3096583508959113,0.3164937169248351,0.32363177790272096,0.32932940330353205,0.33408963067388725,0.3391176776552447,0.34332328016452723,0.3475557674969382],"n_dims_used":43,"mean_confidence":0.9078232521234557},"coverage":{"mean_confidence":0.9078232521234557,"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}}