{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":499,"cluster_id":4990000028},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["466:4660001955","468:4680005891","466:4660009469","466:4660004455","488:4880003308","472:4720007605","488:4880005767","472:4720006030","468:4680002927","493:4930006882","467:4670003815","479:4790001897","469:4690005958","488:4880004916","466:4660000157","466:4660009784","472:4720003318","500:5000009938","468:4680006576","467:4670000704","466:4660002961","472:4720002383","488:4880004207","472:4720000143","499:4990001817"],"twin_admin_codes":[466,468,466,466,488,472,488,472,468,493,467,479,469,488,466,466,472,500,468,467,466,472,488,472,499],"twin_sims":[0.3034640852467223,0.2599723682651141,0.24896472378423548,0.2214549848578174,0.22115956987662563,0.19821991064390385,0.1872917305601307,0.1779196368895888,0.17114556863312172,0.16451250524698505,0.15836076037831848,0.15663364226873855,0.15392168693547176,0.153697281156517,0.15307186045907076,0.15231416424680516,0.15198471697001428,0.15098006910773934,0.15000183889914218,0.1498489600232517,0.14750123259001158,0.1443109433911579,0.1439321307008727,0.14272357963189933,0.13838810896127188],"twin_dists":[0.20057028102967375,0.21318254667156894,0.21657863148145057,0.22551357049824847,0.22561339009020784,0.23365703127491763,0.2377155734151214,0.24133065376426419,0.2440286532168739,0.24674571430500153,0.24933733884001352,0.2500780847913477,0.25125335392207965,0.2513512808650815,0.2516247583436445,0.25195717623506814,0.2521020907262005,0.25254543676983443,0.2529792148011277,0.25304719412001214,0.25409761699923744,0.2555450080656443,0.25571843990403625,0.25627402565137997,0.2582963679897526],"n_dims_used":45,"mean_confidence":0.9202506171332465},"coverage":{"mean_confidence":0.9202506171332465,"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}}