{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":493,"cluster_id":4930004048},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["493:4930004927","493:4930001370","494:4940000549","493:4930004788","494:4940000236","493:4930004041","494:4940000196","494:4940000317","494:4940000609","493:4930004192","494:4940000057","494:4940000548","493:4930001372","480:4800005713","493:4930002506","493:4930004511","493:4930001369","494:4940000482","480:4800005635","493:4930004220","493:4930004923","494:4940000607","494:4940000147","493:4930002667","493:4930001840"],"twin_admin_codes":[493,493,494,493,494,493,494,494,494,493,494,494,493,480,493,493,493,494,480,493,493,494,494,493,493],"twin_sims":[0.39101589391416636,0.38783440743262015,0.3812719094330321,0.3695157679693308,0.3539436672136775,0.3457173033773329,0.33102691369306686,0.32421519629830203,0.31748947494325175,0.30869283382402335,0.30000091285008834,0.2948630219806976,0.29321081520988607,0.28799184232673286,0.2857791970532832,0.28532631655244367,0.27774227403704965,0.27357248942237566,0.2633128023453631,0.25785113297380435,0.25628846823589874,0.25432889305415085,0.2516016311179969,0.25061825137706417,0.2432261135536082],"twin_dists":[0.17798084942997358,0.17875342567535799,0.18035657335789024,0.18326223147907103,0.18718311234619275,0.1892903503697861,0.19312083818525277,0.1949283923663015,0.19673396690240888,0.19912842965749505,0.20153321526578155,0.20297386892733962,0.20344028396283706,0.20492392601124063,0.2055577799602241,0.20568787888799478,0.20788533898951192,0.20910910868020263,0.212169967342762,0.21382980368320773,0.21430877489794622,0.21491202223340877,0.21575653203919998,0.2160624703354025,0.21838724337255913],"n_dims_used":45,"mean_confidence":0.926387702094184},"coverage":{"mean_confidence":0.926387702094184,"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}}