{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870002286},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["494:4940008787","494:4940008310","487:4870003964","496:4960008253","496:4960008144","496:4960007668","494:4940008872","494:4940008656","494:4940008487","494:4940008661","494:4940008587","487:4870002536","496:4960007904","487:4870003821","496:4960008258","494:4940008484","490:4900000687","487:4870003377","487:4870002198","494:4940008395","496:4960008864","496:4960008762","490:4900000899","490:4900000703","494:4940004170"],"twin_admin_codes":[494,494,487,496,496,496,494,494,494,494,494,487,496,487,496,494,490,487,487,494,496,496,490,490,494],"twin_sims":[0.38614053997507897,0.38099282393268435,0.35581477580497156,0.34545504949523514,0.3439278913640095,0.3231898563622909,0.3209707011569427,0.31910045275357624,0.314784580218609,0.3141641472470786,0.30954738812720994,0.30516651921985566,0.3029490872590695,0.29612532048115736,0.2938510292724992,0.2898281340528943,0.2897640023698027,0.28931407201047454,0.2883617849488531,0.27213900381638356,0.2713697703951942,0.27065934426054133,0.26877440901737853,0.26081863211307915,0.2594339542854181],"twin_dists":[0.17916597478939988,0.1804250424785017,0.1867073909544479,0.18935795979585177,0.1897522050204213,0.1952022909123555,0.1957967572262475,0.19629954789277715,0.19746618179013145,0.1976346350902229,0.19889412404726356,0.20009926143242565,0.2007130696352456,0.2026185636545357,0.20325936861604893,0.20440009520093638,0.20441835631838443,0.20454653916649368,0.20481823393472762,0.20953245576515853,0.20976019733304646,0.20997088209154974,0.21053154169418878,0.21292525193572495,0.21334651814697841],"n_dims_used":43,"mean_confidence":0.9105489863905796},"coverage":{"mean_confidence":0.9105489863905796,"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}}