{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011682},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011550","490:4900010804","490:4900011619","490:4900012153","490:4900009177","490:4900012214","490:4900009488","490:4900009487","490:4900010898","490:4900010464","490:4900010558","490:4900010641","490:4900011551","490:4900010548","490:4900004255","490:4900009692","490:4900012082","490:4900009897","466:4660003787","490:4900009998","490:4900004950","490:4900011744","466:4660005311","490:4900009715","490:4900004526"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,466,490,490,490,466,490,490],"twin_sims":[0.5284081491420883,0.5187566787579628,0.4943864605471958,0.48201820886680063,0.4655191051139983,0.4329119560813171,0.4309292644384521,0.4203074137300801,0.37854486101683693,0.3489631108035892,0.3454719877084581,0.3253979425008607,0.32173820916080736,0.3054400431652564,0.294289230886264,0.28673254925802977,0.2859268015810755,0.27839497727307905,0.2743394234242085,0.26128858346641,0.25381836712059747,0.23704691383961163,0.23590378910454837,0.2341197484050402,0.23240837464461214],"twin_dists":[0.1466933666916285,0.14879789020272524,0.15415590220214348,0.15690358082047648,0.16060408920888763,0.16805787826792584,0.16851797245496916,0.17099779238203028,0.18102665162530893,0.18845580782292073,0.18935359227950996,0.19461304350664424,0.19559089846344838,0.20002372645666516,0.20313567353595824,0.20528431472488246,0.205515404397676,0.20769479867392004,0.20888317188962946,0.21278259616201323,0.21506966936954175,0.2203658320082688,0.22073553066851678,0.22131485683475743,0.22187331225868154],"n_dims_used":45,"mean_confidence":0.9110456678602431},"coverage":{"mean_confidence":0.9110456678602431,"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}}