{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":494,"cluster_id":4940000228},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["494:4940000550","487:4870008386","494:4940000377","494:4940000318","466:4660013576","494:4940000155","466:4660012897","466:4660014020","494:4940000380","494:4940000545","487:4870008533","494:4940000836","493:4930004499","494:4940000268","480:4800005479","484:4840002889","480:4800005471","466:4660013429","494:4940000327","493:4930004833","480:4800005467","487:4870009656","487:4870008812","487:4870003274","496:4960007549"],"twin_admin_codes":[494,487,494,494,466,494,466,466,494,494,487,494,493,494,480,484,480,466,494,493,480,487,487,487,496],"twin_sims":[0.045213746368156504,0.029875127883255245,0.02811302568903411,0.019920400310318453,0.019370863919495027,0.01805951972031303,0.01756961302477516,0.016205499723776478,0.015346713001017065,0.01495057862055115,0.013845734910322198,0.012013103574086848,0.010517461330300822,0.010045710565355873,0.009678871910794244,0.009117598585939659,0.008920855994971387,0.00797068831329386,0.007086340211839761,0.007056853165409344,0.007018114337165205,0.0064968713173496435,0.006373799621599177,0.006338860837606748,0.006233393954221222],"twin_dists":[0.3231946443473698,0.34414185600623487,0.3471087205336757,0.3634634893937126,0.36475939132779156,0.3679865806454853,0.36924504009317116,0.37291869113237636,0.3753733961456618,0.37654667025648825,0.3799701384368334,0.3862213635245482,0.3919851464977755,0.3939549230747027,0.3955444695710185,0.39808379162125895,0.3990070348982299,0.4037398403176782,0.4086234561486076,0.4087955428774915,0.40902260835716736,0.4121928379097854,0.41297471012197906,0.4131991544645619,0.41388349442447686],"n_dims_used":45,"mean_confidence":0.923832278781467},"coverage":{"mean_confidence":0.923832278781467,"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}}