{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002422},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002272","480:4800002227","480:4800002320","480:4800002324","500:5000006276","500:5000011405","475:4750000086","484:4840001485","475:4750000153","487:4870001140","475:4750000130","498:4980003653","484:4840001050","480:4800002229","484:4840003747","475:4750000024","475:4750000108","491:4910001706","492:4920003082","500:5000011511","475:4750000658","475:4750000622","480:4800002180","484:4840000341","474:4740003678"],"twin_admin_codes":[480,480,480,480,500,500,475,484,475,487,475,498,484,480,484,475,475,491,492,500,475,475,480,484,474],"twin_sims":[0.15350364392732313,0.06341326911917104,0.008791860445894759,0.004123593638655399,0.0019346155283392066,0.0010228510278906505,0.00006837358648624045,0.000028763370538983284,0.000009750237465176815,0.000008502534706755338,0.000006339704426256359,0.000005369210856154269,0.0000030804332709672337,0.000002533949363816807,9.115700622550392e-7,7.078089844425567e-7,4.5796842645257084e-7,3.819439289528527e-7,2.3789180973069222e-7,2.2497760104028992e-7,2.0784974339653315e-7,1.8665618862665334e-7,1.3960212212237413e-7,1.30691022707852e-7,1.1678705713177482e-7],"twin_dists":[0.2514358651954099,0.3050299211974737,0.39962229628568574,0.43039355789600625,0.4590965458584407,0.48194325600690396,0.5688005550678243,0.5939229412187207,0.6238902969288792,0.6275813202768912,0.6354215548801528,0.6398168676968253,0.6543004050088428,0.659315646243709,0.6849718208851536,0.691173708328915,0.7017181308822602,0.7060680467283547,0.7172893942129314,0.7186007137338569,0.7204569988165201,0.7229705127227116,0.7297159487551405,0.7312390351084723,0.7338290924777413],"n_dims_used":42,"mean_confidence":0.8881835029238746},"coverage":{"mean_confidence":0.8881835029238746,"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}}