{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":473,"cluster_id":4730001586},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["473:4730001494","473:4730001585","473:4730001496","473:4730001915","473:4730001402","473:4730001762","473:4730001492","473:4730001760","473:4730001583","473:4730001500","473:4730002079","473:4730001584","473:4730002087","473:4730001923","473:4730001998","473:4730001750","473:4730001499","473:4730001834","473:4730001852","473:4730001491","473:4730001842","473:4730001498","500:5000005808","473:4730001673","500:5000002452"],"twin_admin_codes":[473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,500,473,500],"twin_sims":[0.9638904532943694,0.8905238053205707,0.8904305229046008,0.8881063675179751,0.8577424326088243,0.8400214397647007,0.8098759881773646,0.7982742101378413,0.7979353137734343,0.7806160766681416,0.7802730875923413,0.7513209897715021,0.7435172857308859,0.7367625069293183,0.716991706285605,0.7152599336217412,0.697963682259872,0.6922787634219912,0.6894249128947438,0.688181195529415,0.6863903697647197,0.6112625312382454,0.5950832657237536,0.5833307234927064,0.5820347841740036],"twin_dists":[0.03522335377045143,0.06254112485073912,0.06256937111003369,0.06327000903732098,0.07194892331549449,0.07668708826283305,0.08434328469946285,0.0871811203519653,0.08726323635038996,0.09140651470537249,0.09148757650440184,0.09821161662847011,0.0999887245869725,0.10151661239702789,0.10593985493048345,0.10632418381353943,0.11013911059806773,0.11138455316082875,0.11200836728710203,0.11227994729243732,0.11267070418947613,0.1288612460558763,0.1323259712469174,0.13484461860332778,0.13512253836992963],"n_dims_used":45,"mean_confidence":0.9165289984809027},"coverage":{"mean_confidence":0.9165289984809027,"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}}