{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003268},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003034","489:4890002784","489:4890003269","489:4890003189","489:4890002865","489:4890003118","489:4890001797","489:4890002952","481:4810005455","477:4770000789","489:4890003029","489:4890003192","489:4890002949","481:4810005459","477:4770003896","489:4890002454","489:4890002871","489:4890003109","481:4810005526","481:4810005139","489:4890002775","489:4890003193","481:4810005386","481:4810004282","489:4890002212"],"twin_admin_codes":[489,489,489,489,489,489,489,489,481,477,489,489,489,481,477,489,489,489,481,481,489,489,481,481,489],"twin_sims":[0.5837491944280162,0.5349580156518959,0.4732597596194182,0.43143333891190344,0.37854134964307173,0.366409018577981,0.3649670825153093,0.36125062118497986,0.3322177798056471,0.32709293222498664,0.3255311745527387,0.3175316899754101,0.3163995120408502,0.3024817902266493,0.2918686815387223,0.2829400541922143,0.2805789850477915,0.24601717637523,0.2423889604604307,0.23611160789198282,0.23123460193656337,0.2303468001407604,0.22781694994286755,0.22749136729493077,0.22691139686376485],"twin_dists":[0.13475488536998842,0.1452699419479598,0.1588626583101878,0.1684009182118348,0.1810275159279827,0.18403769649810447,0.18439873284004854,0.18533260622356454,0.1928069382210062,0.19416222404205452,0.19457756050424369,0.19672256729627835,0.1970285936701392,0.20084275479958233,0.203820313142777,0.20637544191233448,0.20705920156689445,0.21750420662221084,0.21865337656108572,0.22066823295316385,0.22225790194751946,0.2225496471928457,0.22338508644770375,0.22349304929215016,0.22368562066534967],"n_dims_used":45,"mean_confidence":0.9196255154079861},"coverage":{"mean_confidence":0.9196255154079861,"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}}