{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870001222},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870001405","487:4870000760","487:4870001692","487:4870004283","487:4870000539","487:4870002041","487:4870003697","487:4870001031","487:4870001588","487:4870002646","487:4870011559","487:4870001498","487:4870001590","487:4870001862","487:4870003700","487:4870001947","487:4870002751","487:4870000761","487:4870002291","487:4870001219","487:4870000759","487:4870001771","487:4870000611","494:4940005286","490:4900002008"],"twin_admin_codes":[487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,494,490],"twin_sims":[0.6562816408961257,0.5555100691604979,0.5186952434955163,0.398749024511196,0.39748630121426887,0.39135599333987925,0.3827654138941628,0.37126484688615036,0.35728726418637247,0.35132959220872073,0.33767781121459706,0.33571825771113045,0.3320037468481995,0.3306196867824791,0.29762329283278344,0.2931006180637775,0.28999268839736736,0.288192873084193,0.28686860808466214,0.2849963640500525,0.27688429950724025,0.2757101396855929,0.2729066506102631,0.27143723459510605,0.269565396869728],"twin_dists":[0.11919694101081614,0.14082473901360137,0.14881131510280854,0.17611507929712947,0.1764185901309344,0.17789843606197087,0.17999057503370444,0.1828270792242098,0.18633392452915057,0.1878499203088808,0.1913755158642295,0.19188778503828688,0.19286330967900744,0.19322832078225888,0.20219807775500617,0.2034714476948934,0.204353250343658,0.2048664817447316,0.20524533131095188,0.2057827425057546,0.2081362189170263,0.20848032514276257,0.2093055787934114,0.2097402077731801,0.21029597320918814],"n_dims_used":43,"mean_confidence":0.9121074232944223},"coverage":{"mean_confidence":0.9121074232944223,"n_dims_used":43,"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}}