{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960002302},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960003415","496:4960001341","496:4960003690","496:4960003284","496:4960000929","496:4960002187","496:4960001031","496:4960001119","496:4960004567","496:4960003830","496:4960001113","496:4960001610","472:4720004438","496:4960003151","496:4960007251","470:4700004830","479:4790002057","496:4960002874","496:4960001942","489:4890000799","470:4700005170","470:4700006294","496:4960004717","472:4720005235","496:4960007255"],"twin_admin_codes":[496,496,496,496,496,496,496,496,496,496,496,496,472,496,496,470,479,496,496,489,470,470,496,472,496],"twin_sims":[0.8526864195145851,0.7763012400556897,0.7324164425627759,0.7169755148642727,0.6912932351497395,0.6896923987891664,0.6868220572648366,0.6836974724713835,0.6561954949760881,0.654619655580463,0.6406333519995052,0.6339407119926477,0.6314252964752621,0.6089448007951329,0.6057618661938917,0.5994689241980616,0.5943925819658159,0.5869994927721289,0.5855933180645468,0.5824685984925463,0.5796175454313129,0.5796034961788099,0.5790602530529947,0.5781765694884943,0.5722884578831117],"twin_dists":[0.07332180781762741,0.09242367818464771,0.1024949205843821,0.10594345040897014,0.11160007939806929,0.11194993670755883,0.11257654126077128,0.11325766465874144,0.11921551570654837,0.11955521707916678,0.12256436125418271,0.12400121189326037,0.12454084915775769,0.12935755219265563,0.13003910670877006,0.1313866624737048,0.13247392076127204,0.13405806930929823,0.13435950106683525,0.1350294998949836,0.13564105348680847,0.13564406766324782,0.13576062166475644,0.13595023780644472,0.13721436178913504],"n_dims_used":45,"mean_confidence":0.9281762017144097},"coverage":{"mean_confidence":0.9281762017144097,"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}}