{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700000310},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700000257","470:4700000677","470:4700000307","470:4700001163","470:4700000566","470:4700000186","470:4700001955","470:4700000473","493:4930001600","470:4700000484","470:4700001011","470:4700001453","481:4810001391","470:4700008358","488:4880005392","470:4700000687","488:4880000650","470:4700000297","499:4990001492","470:4700001303","481:4810002412","470:4700000231","470:4700008434","479:4790003743","479:4790002961"],"twin_admin_codes":[470,470,470,470,470,470,470,470,493,470,470,470,481,470,488,470,488,470,499,470,481,470,470,479,479],"twin_sims":[0.6846098742187195,0.6546001198031114,0.5806896522085345,0.4717837706501907,0.4486033586522226,0.42734777079312253,0.40738935247978136,0.3953324442302424,0.3925549798316037,0.39190921560795794,0.3835631288788385,0.37606108704509333,0.37166151257699476,0.3701472776458928,0.36419649994846565,0.3637251711770028,0.36314255222717096,0.3596895405123532,0.35940295512063525,0.35413003723123354,0.34634672974325115,0.3459460601794248,0.33748347770929127,0.3314022894234787,0.32745632543040787],"twin_dists":[0.11305887494725915,0.11955942744321692,0.13541105760059488,0.15919396857107032,0.1644455321273921,0.16935126643333806,0.17404983076323238,0.1769373177211123,0.177608162218794,0.17776444987622583,0.17979536757927522,0.18163899451723786,0.18272853455459376,0.18310500081320416,0.1845919682145682,0.18471026286770917,0.18485659644146052,0.18572632995688473,0.18579870501332327,0.18713567027361366,0.18912819398841652,0.189231398700714,0.19142624692195645,0.19302182645245453,0.1940657400238536],"n_dims_used":43,"mean_confidence":0.9118764123251272},"coverage":{"mean_confidence":0.9118764123251272,"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}}