{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011267},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011334","490:4900010785","490:4900011605","490:4900011472","490:4900010520","490:4900012065","490:4900011476","490:4900009580","490:4900011722","490:4900009467","490:4900010613","490:4900009466","490:4900011939","490:4900012200","490:4900009054","490:4900011925","490:4900011406","490:4900012208","490:4900011800","490:4900004662","490:4900012195","490:4900012069","490:4900011337","490:4900010171","490:4900008493"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.3376216581042395,0.22746725183398178,0.15974636569218756,0.14593790972496795,0.12599297038323212,0.12363350497582239,0.10946307544612609,0.10926303483699885,0.1006605452029554,0.09901895407372727,0.09745270001883795,0.09536348011179134,0.09447369108661538,0.09404368036826026,0.08917830529813574,0.08267143424154452,0.08054008910510296,0.07841360896161115,0.07787620346251539,0.07587528705395967,0.07581133336400392,0.07227234956846881,0.07012168184706108,0.06992760569243824,0.06488160469032216],"twin_dists":[0.19139017310063086,0.2235010500212247,0.24874730976126025,0.254803948606747,0.2643530770494138,0.2655565650520951,0.2731793683844105,0.2732922849613746,0.27830750285334815,0.27930226354135906,0.2802634951858338,0.28156474833379347,0.2821257652142195,0.28239838276895096,0.285553655269922,0.28999441297673995,0.29150965699317305,0.2930538181142442,0.2934493763666291,0.2949417435982818,0.2949899632758946,0.29771094833375206,0.29941763729541887,0.29957372858694037,0.30376146883564453],"n_dims_used":45,"mean_confidence":0.91077635023329},"coverage":{"mean_confidence":0.91077635023329,"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}}