{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890004633},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890004587","489:4890004296","489:4890004297","489:4890004512","489:4890004195","489:4890004348","489:4890004500","489:4890004305","489:4890004346","489:4890003649","489:4890004497","489:4890004347","489:4890004547","489:4890004078","489:4890004350","489:4890004248","489:4890004192","489:4890004349","489:4890004673","489:4890004406","489:4890004548","489:4890004298","489:4890003887","489:4890004510","489:4890004402"],"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":[0.9612915271132406,0.9484020629024867,0.9166471007751305,0.8847930044228556,0.8704940088132382,0.8697383772938212,0.860739394773297,0.8584493073996889,0.857548918853258,0.8561072878162979,0.8560412431123468,0.855263979048795,0.8539331881375618,0.8493751678322715,0.8440403491500491,0.8439767964422843,0.8392055487631643,0.838501475518663,0.8378532043399274,0.8362838873623216,0.8270911093548677,0.8241565151225358,0.8208681213205204,0.8202919075421555,0.8067203817654266],"twin_dists":[0.036493371123953726,0.042274793848454915,0.05418513089168715,0.06425875558711837,0.0684019228811356,0.06861573582207812,0.07112653049924067,0.07175554216891512,0.07200180043346999,0.07239488048177979,0.07241285314711707,0.07262413881693255,0.07298491433196898,0.07421149042664263,0.07563000289076989,0.07564679450961637,0.0769005274984212,0.07708440610207867,0.07725346032184788,0.07766171718690545,0.08002638308217122,0.08077207957811652,0.08160269714085239,0.08174771456137664,0.08512044873670922],"n_dims_used":44,"mean_confidence":0.9184780120849609},"coverage":{"mean_confidence":0.9184780120849609,"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}}