{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770002584},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770002516","488:4880003472","467:4670000441","467:4670004332","476:4760003228","488:4880003411","496:4960010047","496:4960003071","467:4670004198","469:4690004611","472:4720004460","478:4780006239","498:4980003059","467:4670003947","467:4670002265","469:4690003568","493:4930006031","476:4760003398","490:4900005795","479:4790005670","487:4870009880","477:4770002310","487:4870006477","486:4860002231","487:4870004417"],"twin_admin_codes":[477,488,467,467,476,488,496,496,467,469,472,478,498,467,467,469,493,476,490,479,487,477,487,486,487],"twin_sims":[0.053249230354498155,0.011315494533808932,0.004025968508853671,0.0035122006125413055,0.0019445769305024025,0.0014304317773746519,0.0010235777947232702,0.0005457994745496495,0.0005350240688005188,0.0005014191165818717,0.00043664865936189883,0.00043574309008317084,0.0003827868470176592,0.00035299145989376314,0.00033307834733520454,0.00030330649155093314,0.00017323572807922757,0.00016221340313344693,0.0001555521025174978,0.0001493642552817682,0.00014831366344606774,0.00013175456672007117,0.00012950027863560737,0.00012826650621131007,0.00012283342251222882],"twin_dists":[0.3145415258837225,0.38882531439263773,0.4313315238466342,0.43663765865839704,0.45890781494538796,0.4700587757370347,0.48191839656038915,0.5034461471411704,0.5041137682010894,0.5062796124875145,0.5108669267263393,0.5109354678238985,0.5151953207373627,0.5178415743596976,0.5197294903901727,0.5227594681388162,0.540529356197205,0.5425769297818009,0.5438789313473884,0.5451363855724267,0.5453547464090206,0.5490041973009152,0.549534163653058,0.5498279139760539,0.5511540713499964],"n_dims_used":45,"mean_confidence":0.9044986300998263},"coverage":{"mean_confidence":0.9044986300998263,"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}}