{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003731},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003919","489:4890003916","489:4890003979","489:4890004108","489:4890003796","489:4890003981","479:4790000837","479:4790000839","479:4790001876","470:4700007425","489:4890003401","479:4790000838","479:4790002226","470:4700007515","470:4700007901","479:4790000904","489:4890003402","479:4790001268","479:4790002628","479:4790003051","479:4790001052","479:4790002555","489:4890002577","479:4790000427","479:4790002711"],"twin_admin_codes":[489,489,489,489,489,489,479,479,479,470,489,479,479,470,470,479,489,479,479,479,479,479,489,479,479],"twin_sims":[0.8244336777145145,0.7869895411600334,0.7839195387491609,0.7686580412888949,0.7463242856506757,0.7376852774759155,0.6898637653504753,0.6828699096380497,0.6742369025923778,0.674083821497041,0.6656211868280382,0.6545223439141344,0.6407657461092432,0.6348706966546778,0.622343028438269,0.6195001847393371,0.6178007701915198,0.6165853123492959,0.6138309928580361,0.6101205373963594,0.6097871901567213,0.5945548942556875,0.5874666213813531,0.5619093415475775,0.5617252043990398],"twin_dists":[0.08070183266863312,0.08989347242980722,0.0906238995682564,0.09421211828233185,0.09935102431456078,0.10130842688719387,0.11191249866291729,0.11343789779708933,0.11531417314354545,0.11534738252754499,0.11718026774659716,0.119576189531658,0.12253592004051224,0.12380164883234694,0.1264878623957588,0.12709693832609734,0.12746097516764565,0.1277213183271485,0.12831121438576673,0.12910578918463433,0.12917717005212,0.13243915169465878,0.13395794421486035,0.13944610529951051,0.13948574459351754],"n_dims_used":45,"mean_confidence":0.9174096001519098},"coverage":{"mean_confidence":0.9174096001519098,"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}}