{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003878},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003936","489:4890003872","489:4890003816","489:4890003809","489:4890003998","489:4890003933","489:4890003934","489:4890003695","489:4890004884","489:4890004978","467:4670000987","489:4890000787","489:4890003877","468:4680001228","467:4670001335","467:4670000619","467:4670001339","472:4720007062","472:4720005888","467:4670000236","472:4720004368","472:4720003445","489:4890003683","472:4720007121","489:4890001216"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,467,489,489,468,467,467,467,472,472,467,472,472,489,472,489],"twin_sims":[0.8865407094052247,0.8227400724722834,0.8082281749307375,0.8012450859570025,0.7003270653251749,0.6448688570564893,0.6205165740692904,0.589929362255567,0.5815951273345702,0.5514863847663326,0.5462467819839298,0.5362899761209906,0.5303863697427426,0.5280525290118696,0.5031764257442564,0.4917038931679386,0.48894432691597334,0.4881310782958311,0.47436263707811405,0.4697170297239903,0.45873412694598953,0.4572737473735397,0.45702865402681697,0.4559431931889604,0.452149137922467],"twin_dists":[0.06373867059294039,0.08113049501076301,0.0847496194495108,0.08645942808898228,0.10962019412207784,0.12165410613300538,0.1268791937134971,0.13343015268632125,0.1352168352574689,0.1416927833068496,0.14282467179839106,0.14498091674883473,0.1462630698281698,0.14677075684082694,0.15221538393022332,0.15475007992489712,0.1553623137040264,0.15554293750624767,0.15861532294776365,0.1596584667213201,0.16213876388906537,0.16247013464079185,0.16252578544525192,0.1627723797534239,0.16363599948506885],"n_dims_used":45,"mean_confidence":0.9170318603515625},"coverage":{"mean_confidence":0.9170318603515625,"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}}