{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001843},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001675","480:4800002016","480:4800001725","480:4800002306","480:4800002011","480:4800002399","480:4800002120","480:4800002450","480:4800001958","480:4800002020","496:4960010140","480:4800002533","480:4800002546","480:4800001898","480:4800002202","480:4800001737","480:4800002294","480:4800002021","496:4960008326","480:4800001953","480:4800002532","488:4880003661","480:4800001736","480:4800002388","470:4700005052"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,496,480,480,480,480,480,480,480,496,480,480,488,480,480,470],"twin_sims":[0.4221138904937785,0.3767499188654355,0.3669749131895936,0.3607503571592052,0.3458358637655509,0.31357194532754606,0.3033220310980441,0.30324135118452183,0.2899098873189519,0.27725577176733074,0.26683375913035823,0.2620766411998733,0.23442517467731558,0.2333028339819432,0.22596085536414579,0.21909507255973823,0.2190116661124017,0.21804622301563645,0.21443022508926465,0.21078805075752566,0.2013163226557214,0.19809725969025688,0.19691007425539497,0.19128089821541336,0.18715180433948989],"twin_dists":[0.1705742185606061,0.1814689748094893,0.18389620115817348,0.18545868434121449,0.18925979424256928,0.19779559979252592,0.2006096529661217,0.20063201909843997,0.20437681993496618,0.20802753874322186,0.21111132382725853,0.2125437386462303,0.22121547205954095,0.22158109682372817,0.2240019421296352,0.22631347881433103,0.2263418553736665,0.22667084766895879,0.2279118443478127,0.22917619418077262,0.23253539062143688,0.23370170841551569,0.23413514738959398,0.23621539903240416,0.23776859887045632],"n_dims_used":43,"mean_confidence":0.9200152907260629},"coverage":{"mean_confidence":0.9200152907260629,"n_dims_used":43,"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}}