{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000002613},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["473:4730002558","500:5000001425","473:4730001389","473:4730002493","500:5000002611","473:4730004330","473:4730001390","500:5000001863","500:5000002757","473:4730002563","473:4730001484","473:4730001654","473:4730001743","473:4730002004","473:4730002440","473:4730002233","473:4730002498","500:5000001860","500:5000001973","500:5000001974","500:5000001538","500:5000001544","473:4730001992","500:5000003058","473:4730002626"],"twin_admin_codes":[473,500,473,473,500,473,473,500,500,473,473,473,473,473,473,473,473,500,500,500,500,500,473,500,473],"twin_sims":[0.7178388213570661,0.6783473577070046,0.6478119482577447,0.623020609304764,0.5576534541137489,0.5497597164210094,0.5462786627677022,0.5449558637175106,0.5391477044717526,0.5360654538039965,0.5348634157527434,0.5331178478844523,0.5242382618161094,0.5236963927196997,0.5205193972331992,0.5168737438752008,0.5112729044617296,0.5105183755772843,0.5063581310941504,0.5013538627145924,0.4937896117252383,0.4905796313548576,0.488378046828822,0.48685246117705566,0.4815100097778212],"twin_dists":[0.10575168681800305,0.11442167807018644,0.12102111822408769,0.1263426702379183,0.14036272678197256,0.1420655901682292,0.1428177792097167,0.1431038257498833,0.14436128649254834,0.14502962636007968,0.14529047486320842,0.14566948249167247,0.14760154058744687,0.14771967413798617,0.14841285927691364,0.14920952453855058,0.15043612200680784,0.1506016229557265,0.15151528527559172,0.15261695890114163,0.15428802006096165,0.15499938315799475,0.15548807579959426,0.15582710496122423,0.15701694020029766],"n_dims_used":45,"mean_confidence":0.9209454006618923},"coverage":{"mean_confidence":0.9209454006618923,"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}}