{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001520},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["494:4940008997","494:4940008973","490:4900001257","490:4900001831","494:4940008957","494:4940008190","494:4940009005","494:4940008956","494:4940007635","490:4900012789","494:4940008955","490:4900001261","496:4960012168","490:4900012239","494:4940008987","490:4900012692","496:4960012229","494:4940004570","466:4660003535","494:4940007636","479:4790006270","487:4870003080","494:4940007947","490:4900003909","496:4960010266"],"twin_admin_codes":[494,494,490,490,494,494,494,494,494,490,494,490,496,490,494,490,496,494,466,494,479,487,494,490,496],"twin_sims":[0.06716717643035758,0.018946963390066202,0.005405992054275172,0.004133793627123897,0.0034970684411573757,0.002880377807879474,0.0023322010634569557,0.0017395948397955397,0.001613995186548601,0.0013769171295518522,0.001331673704547985,0.0013203162279287741,0.0012808841893850664,0.0011362125954316302,0.0009290955334937959,0.0008842520151256506,0.0008744927557355202,0.0007545024626959774,0.0007249820646896893,0.0006503709038864887,0.0005238395189078278,0.0004104667525750285,0.0003990007573122072,0.0003980529831175243,0.0003923718306172808],"twin_dists":[0.30183292429375136,0.36578114020318653,0.4196472511960054,0.4302967260900618,0.43680442283630405,0.44423278617353373,0.4521774875874253,0.46298398714099837,0.4657061774901419,0.47142500547045024,0.47261890547585406,0.47292449527372143,0.4740046820841894,0.4782505157376194,0.48529628078085696,0.4870126495138254,0.4873968736681346,0.4924778914209233,0.49384297388869475,0.49753855776291367,0.5048201501797259,0.5129044460459442,0.5138353153031332,0.5139133770437757,0.5143849749889965],"n_dims_used":45,"mean_confidence":0.9189844767252604},"coverage":{"mean_confidence":0.9189844767252604,"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}}