{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000000723},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000001317","500:5000000725","485:4850004202","477:4770001140","477:4770004020","485:4850007464","485:4850007395","485:4850007824","485:4850007682","500:5000001822","500:5000002396","473:4730004326","477:4770003532","500:5000001519","485:4850007128","477:4770000412","485:4850006982","500:5000000241","500:5000000974","477:4770002204","477:4770000822","485:4850004614","485:4850003560","500:5000003272","485:4850004675"],"twin_admin_codes":[500,500,485,477,477,485,485,485,485,500,500,473,477,500,485,477,485,500,500,477,477,485,485,500,485],"twin_sims":[0.5194679094049166,0.3640029027637903,0.23828460604983986,0.20940168500980053,0.1961316834013706,0.19156216643419197,0.18837012219845506,0.1723098207594645,0.1671894375375891,0.16587606622762263,0.16264693844176695,0.1577567919004648,0.15518440716302687,0.15047370779062152,0.14925960282388284,0.14847764875129318,0.14697550302526227,0.14641093063576943,0.1446634971222106,0.14303958618740106,0.1420134997737323,0.14011066559839672,0.1398272842293179,0.13649079737759098,0.13566890561787928],"twin_dists":[0.1486424988085482,0.18464054809850206,0.2199668587572032,0.22966135161637033,0.23442031899042398,0.23611045302427122,0.23730784284589634,0.24355958843424236,0.24563985170594868,0.24618080658056185,0.24752410859154647,0.24959570260727126,0.2507042650795391,0.2527697141959975,0.2533097375972784,0.25365926026845276,0.25433452872388684,0.2545896429917832,0.2553839014754755,0.2561284172236001,0.2566020901808566,0.25748727977685304,0.2576198725238707,0.25919629570556946,0.25958904201655564],"n_dims_used":45,"mean_confidence":0.9216579013400608},"coverage":{"mean_confidence":0.9216579013400608,"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}}