{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":479,"cluster_id":4790001034},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["479:4790001106","479:4790000753","479:4790000485","479:4790001035","479:4790000553","479:4790000614","479:4790000903","479:4790000823","479:4790000765","479:4790000617","479:4790000824","479:4790000425","479:4790000420","479:4790001867","479:4790000890","479:4790000419","479:4790001325","479:4790000109","479:4790000822","479:4790001484","479:4790001401","470:4700008180","479:4790003490","479:4790000687","479:4790000292"],"twin_admin_codes":[479,479,479,479,479,479,479,479,479,479,479,479,479,479,479,479,479,479,479,479,479,470,479,479,479],"twin_sims":[0.8801505307803494,0.872050587650933,0.8527756183343815,0.8384851674306198,0.8143820601190512,0.7926844657478167,0.7850296408056198,0.7806158396112679,0.7796578562691254,0.7763138418844263,0.771205892328743,0.769117241479773,0.7681007384364874,0.7603330465405617,0.7566624387385891,0.7533076132455461,0.7518688578351606,0.7428794952285419,0.7419473595961709,0.735075208817429,0.7331575354425829,0.7155574936727799,0.715397855270266,0.7144864935169829,0.7135398095842285],"twin_dists":[0.06562513723245532,0.06795994342555359,0.07329774021352821,0.07708866181783156,0.08322627546940757,0.08853021599084623,0.09036013191904813,0.09140657074374794,0.09163288930973798,0.09242071559723745,0.09361777816308532,0.09410513232543394,0.09434188326466875,0.09614199129141536,0.09698729755090656,0.09775703951056654,0.09808634461288401,0.10013338707325024,0.10034466017747182,0.10189685437927028,0.10232835191540468,0.10625817972140388,0.10629359203053686,0.10649568345860082,0.10670547452348912],"n_dims_used":44,"mean_confidence":0.9189302271062677},"coverage":{"mean_confidence":0.9189302271062677,"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}}