{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000019},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000125","495:4950000246","495:4950000393","480:4800000060","480:4800000059","495:4950000346","480:4800000051","480:4800000058","495:4950000397","495:4950000394","480:4800000126","495:4950000445","480:4800000038","480:4800000124","480:4800000039","495:4950000295","495:4950000245","495:4950000291","495:4950000203","480:4800000057","495:4950000041","480:4800000152","480:4800000032","480:4800000061","480:4800000098"],"twin_admin_codes":[480,495,495,480,480,495,480,480,495,495,480,495,480,480,480,495,495,495,495,480,495,480,480,480,480],"twin_sims":[0.8151999343591936,0.46561408872855087,0.33729402362277267,0.32108361147673997,0.2964536873324189,0.2469070467555955,0.20626020793609834,0.15507911993245624,0.13015982043234944,0.11438427027540726,0.11418779481920709,0.11013988037915357,0.10741228698382912,0.08119421273335006,0.07170821859443534,0.06808951960186156,0.06567102874239587,0.06200367009473279,0.05936043118169488,0.05519074061229152,0.04993943418414428,0.04574069851609336,0.03984705527865301,0.03859063277560738,0.0379234962695015],"twin_dists":[0.08302259033153556,0.160582660946909,0.1914757193792297,0.19576645547875024,0.2025262830449218,0.217224026771347,0.23076885695037458,0.25074992355581316,0.26226879791804036,0.27045043446955,0.27055763309161107,0.27279851366352037,0.27434464251951746,0.29104123866887843,0.29815459548351997,0.3010697900555876,0.303089180039245,0.30627046098282756,0.3086604517061444,0.3126152064632331,0.3179641681125448,0.32258934177031523,0.32972299782442077,0.33135793519877615,0.3322444455706503],"n_dims_used":42,"mean_confidence":0.9014348529634022},"coverage":{"mean_confidence":0.9014348529634022,"n_dims_used":42,"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}}