{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800004978},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800003976","480:4800005236","490:4900003100","480:4800003825","481:4810001740","485:4850004733","481:4810003394","485:4850004003","479:4790005043","478:4780006528","494:4940006384","480:4800004810","480:4800004811","478:4780008672","480:4800004635","480:4800003867","479:4790004426","480:4800004896","473:4730002652","474:4740001672","480:4800005321","480:4800004637","487:4870010330","489:4890001707","485:4850004810"],"twin_admin_codes":[480,480,490,480,481,485,481,485,479,478,494,480,480,478,480,480,479,480,473,474,480,480,487,489,485],"twin_sims":[0.4431763423591528,0.0679268216947813,0.02120050235685093,0.02005745879253844,0.013687353718111264,0.009008347114732862,0.0056637936393143995,0.004872416624465293,0.004472885679010601,0.0018849300280864348,0.00168742015247313,0.0015781428039806486,0.0014936435942216365,0.001367753518097761,0.0013246085719688559,0.001301757956079819,0.0009332209341692665,0.0009057397225923078,0.0008982160517167388,0.0008465401392944821,0.0008149900026206145,0.0007493804892422731,0.0007088113415115115,0.0006519591934914331,0.0006201652578154962],"twin_dists":[0.1656892597848977,0.30120379010421083,0.3605616300958887,0.36314514645943063,0.38048051428182406,0.3985942457458452,0.4177705704928159,0.4238035660761101,0.42719513507485707,0.4600514608343194,0.4640920636043228,0.4665190855754498,0.4685045235333027,0.4716638597948558,0.4728087187197924,0.4734291031851373,0.4851422693323661,0.4861803711264199,0.48646967716046596,0.48851983916995045,0.48982950034701833,0.4927111368186933,0.4946128337994046,0.4974558595983042,0.49914820953257416],"n_dims_used":43,"mean_confidence":0.9208793640136719},"coverage":{"mean_confidence":0.9208793640136719,"n_dims_used":43,"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}}