{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":473,"cluster_id":4730001974},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["473:4730001176","473:4730001452","473:4730001542","473:4730001544","473:4730001357","473:4730001635","473:4730001451","473:4730001633","473:4730001361","473:4730001543","473:4730001809","473:4730001636","473:4730002580","473:4730001893","473:4730001269","473:4730001067","473:4730002581","473:4730001360","473:4730001266","473:4730002582","473:4730003329","473:4730003259","475:4750009865","473:4730000735","473:4730003324"],"twin_admin_codes":[473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,475,473,473],"twin_sims":[0.8615724870256306,0.7788119849192229,0.6718604703615998,0.6603817122072355,0.6420310148652555,0.629550514040747,0.6256607585905839,0.6190503769041997,0.5990929014714779,0.5618187233904909,0.5615352676469891,0.5610295275664602,0.5255132963566345,0.5199751419382285,0.5139352325261549,0.48398288120135347,0.47258838834501987,0.46972571807918584,0.44118883036671935,0.4130639174482094,0.3914037942395863,0.38666973650220315,0.36979044813705864,0.36748307855199824,0.36477831233686475],"twin_dists":[0.070896741358117,0.0918324888418286,0.11582949088976693,0.11831234463385785,0.12226407504089523,0.12494292669905173,0.12577684969342814,0.12719329710643532,0.13146719049046074,0.13946561249886322,0.13952663418267872,0.13963551895036358,0.14732367714594338,0.14853170818512607,0.14985265125610814,0.1564656914666725,0.15901331602985758,0.1596565125814725,0.166146204588265,0.1727040572024372,0.177886855563375,0.1790369947020848,0.18319382633776243,0.18376923351768484,0.18444605080636423],"n_dims_used":44,"mean_confidence":0.9129281477494673},"coverage":{"mean_confidence":0.9129281477494673,"n_dims_used":44,"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}}