{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890004258},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890004454","489:4890004207","489:4890004257","489:4890004349","489:4890004406","489:4890004157","489:4890004678","489:4890004311","489:4890004359","489:4890004715","489:4890004722","489:4890004460","489:4890004206","489:4890004348","489:4890004512","489:4890004677","489:4890004407","489:4890004587","489:4890004154","489:4890004347","489:4890004256","489:4890004732","489:4890004077","489:4890004350","489:4890004761"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.9381880129982474,0.9115113277103642,0.9114206087039197,0.8800707259876683,0.8601824369147981,0.8592772296984722,0.8519520435205193,0.8494956215163104,0.8487895114297396,0.8432196468071727,0.8265050625010395,0.8080168434202009,0.8058780871211486,0.803082009558114,0.7977163118333409,0.7949264308253299,0.7917306218080122,0.7895810216387033,0.7865444459609471,0.7811773273900833,0.766835708732168,0.7618884697237378,0.7585772971132096,0.7526651855685353,0.7495306551212586],"twin_dists":[0.046394435341114315,0.05590678300678092,0.05593680395660285,0.06564843917241991,0.07127986482832194,0.07152858432791621,0.07351975298651946,0.07417925298180858,0.07436809759708225,0.07584665636758263,0.08017564278705643,0.08480165063207759,0.08532720301112011,0.0860115187667018,0.08731627888717786,0.08799046038470548,0.088759320157562,0.08927448438372929,0.08999956137497299,0.09127379075438873,0.09463612673585271,0.09578278204297826,0.09654673672993543,0.0979041386597951,0.09862050838963825],"n_dims_used":44,"mean_confidence":0.91841290213845},"coverage":{"mean_confidence":0.91841290213845,"n_dims_used":44,"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}}