{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002002},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001923","489:4890002017","489:4890001760","489:4890001841","489:4890001671","489:4890002413","489:4890001757","489:4890002009","489:4890002494","489:4890001918","489:4890003326","489:4890002097","489:4890002093","489:4890001764","489:4890001664","489:4890002178","489:4890002006","489:4890001767","489:4890001830","489:4890001925","489:4890001678","489:4890002013","489:4890001932","489:4890003175","489:4890001749"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.8837314849493628,0.7536256413770103,0.7455877704391687,0.743208262920637,0.7290610452171471,0.6993218549462298,0.6881120245228499,0.6834439719217785,0.669441033910866,0.667187886094516,0.6614214218348735,0.6607578214648253,0.6524058737325862,0.6496756260481287,0.6329097427417579,0.6326639646803608,0.6233268764259849,0.6232638283561754,0.6231597372864851,0.6230682547325042,0.6125005027391474,0.610831891619948,0.6098771267944496,0.5895116037618189,0.5820019735206347],"twin_dists":[0.06457309683434974,0.09768418389395067,0.09951851010194533,0.10005882719609499,0.10324781791468664,0.10984098844054846,0.11229504668277526,0.11331288126288529,0.11635365257929402,0.11684136930623115,0.11808785037915147,0.1182311435112673,0.12003219124902414,0.12062006255900912,0.1242224118454729,0.12427513983902232,0.12627704034532192,0.12629055104910838,0.126312856771842,0.1263324604340297,0.12859614235609798,0.12895346268230984,0.1291579116333209,0.13351967414265073,0.13512957535724912],"n_dims_used":45,"mean_confidence":0.9148033989800347},"coverage":{"mean_confidence":0.9148033989800347,"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}}