{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002329},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870006890","490:4900001865","490:4900001438","487:4870005415","487:4870006146","466:4660014141","487:4870005269","496:4960012141","487:4870005277","487:4870005861","496:4960007284","487:4870006591","487:4870004986","496:4960005975","487:4870006003","494:4940006844","487:4870004981","490:4900001836","487:4870012572","487:4870005858","487:4870008772","496:4960000203","487:4870006592","487:4870007614","487:4870007898"],"twin_admin_codes":[487,490,490,487,487,466,487,496,487,487,496,487,487,496,487,494,487,490,487,487,487,496,487,487,487],"twin_sims":[0.35066903697991253,0.3459037344926132,0.3176542645793881,0.3091712283707805,0.29650872338961304,0.28123273341731125,0.2711426853037998,0.268749923768944,0.2618559447042405,0.2379311099832348,0.23724020364449952,0.23242995956094,0.2175496867998366,0.21547683768869177,0.21276828085524066,0.21200299412701873,0.2106206154545974,0.21057168507387714,0.2086540601903644,0.206523154473419,0.206246883779663,0.20561430698306135,0.19921976109905404,0.19835047887346843,0.19093097946489676],"twin_dists":[0.188018826071538,0.18924230466753275,0.19668947250436572,0.19899721543781618,0.20251082220711086,0.2068695300436479,0.20982750489616758,0.2105388406271588,0.2126105855252838,0.2200806710147075,0.22030343517295323,0.2218662518804908,0.22684043246559038,0.2275512102674513,0.2284869559146888,0.22875280379833543,0.22923467270064302,0.22925176810432432,0.22992388926280577,0.23067571754306757,0.23077357871517062,0.23099798924068443,0.23329353369165426,0.23360949115598473,0.23634611014035478],"n_dims_used":45,"mean_confidence":0.9148084852430556},"coverage":{"mean_confidence":0.9148084852430556,"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}}