{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910002189},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910002094","492:4920001360","492:4920001093","492:4920004487","491:4910001830","492:4920001095","492:4920004332","492:4920005305","491:4910001096","492:4920000933","492:4920004181","492:4920003686","491:4910002423","492:4920003410","491:4910002141","491:4910001905","492:4920003920","492:4920006874","492:4920006820","492:4920006748","492:4920004802","492:4920005008","491:4910001777","492:4920005848","491:4910001906"],"twin_admin_codes":[491,492,492,492,491,492,492,492,491,492,492,492,491,492,491,491,492,492,492,492,492,492,491,492,491],"twin_sims":[0.19890791904829147,0.08434338808630557,0.08052112944197062,0.07099649795772994,0.06327968736145857,0.06024621087611637,0.05709738067410168,0.05298233832462743,0.04181685538201957,0.04139204889030981,0.040515866561330945,0.0396178822860677,0.03732064911505366,0.03555040193227216,0.035049639716545344,0.034596793886781003,0.03312371962814285,0.027212673345148517,0.02668890046099229,0.02664592920207809,0.026050435349807388,0.025991362842147852,0.025552401424798622,0.024566261752135273,0.022946789770449626],"twin_dists":[0.23340676903319021,0.2888274783890007,0.2915232794121144,0.29871836373082405,0.3051465073850206,0.30784996550220434,0.3107773027893384,0.3148108633202182,0.3272453506174418,0.32777122317691254,0.32887039215632535,0.33001793081163366,0.3330569636521327,0.3355090047762045,0.3362214418784453,0.33687320406192633,0.33904483766742244,0.3486868765661831,0.34962576289634134,0.3497034937155816,0.35079196624699266,0.350901108720658,0.351718910179966,0.3536013293834117,0.35683956551547497],"n_dims_used":44,"mean_confidence":0.8952072316950018},"coverage":{"mean_confidence":0.8952072316950018,"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}}