{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009715},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009911","490:4900009897","490:4900009998","490:4900009692","490:4900009184","490:4900011682","490:4900003693","490:4900009177","490:4900009282","490:4900011619","490:4900008521","490:4900010099","490:4900010286","490:4900009487","490:4900002422","466:4660004390","490:4900010980","490:4900009064","490:4900010206","490:4900010890","490:4900010804","490:4900001790","490:4900010898","490:4900011814","490:4900008289"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,466,490,490,490,490,490,490,490,490,490],"twin_sims":[0.320028980339425,0.2988329854560625,0.2719169201271117,0.2699735838473284,0.24762175767689174,0.2341197484050402,0.2140589007182936,0.20661788996312555,0.20537669252627383,0.1880128422292104,0.18427903359607187,0.17730534150151095,0.16390496527860499,0.15952930455415093,0.15631718752730575,0.15263785295022156,0.1457003958809685,0.1451224510712979,0.14339837650499865,0.13898250820552344,0.1373110872716029,0.13726248297279617,0.13632910482140329,0.1321289461979846,0.1287101750229699],"twin_dists":[0.19604971987885006,0.20185941960824225,0.20959816576047283,0.2101745760560255,0.21699946620486568,0.22131485683475743,0.22804007811184412,0.2306421807332726,0.23108240640073524,0.23744274566089357,0.2388634526232902,0.24157226773459528,0.2469985013194313,0.24883949367596236,0.250214454937029,0.251815018765068,0.25491174994003724,0.2551746086622145,0.25596338443956324,0.25801633233117977,0.25880607692999497,0.25882914970418486,0.25927342126325387,0.26130133407411343,0.26298811523341603],"n_dims_used":45,"mean_confidence":0.9177541944715711},"coverage":{"mean_confidence":0.9177541944715711,"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}}