{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000000614},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000000454","500:5000000399","500:5000000453","500:5000000865","500:5000000560","500:5000000621","500:5000001165","500:5000001219","500:5000000804","500:5000000864","500:5000000750","500:5000000748","485:4850006061","485:4850006139","500:5000001051","500:5000000747","500:5000000867","500:5000000928","485:4850006354","500:5000001111","485:4850008686","485:4850005982","500:5000000508","500:5000000792","500:5000000615"],"twin_admin_codes":[500,500,500,500,500,500,500,500,500,500,500,500,485,485,500,500,500,500,485,500,485,485,500,500,500],"twin_sims":[0.7826663543089949,0.7534221286770221,0.7135952836736599,0.5571664686881311,0.4712184238655228,0.4632014383014715,0.4617718106104399,0.44449393612017585,0.4241166694901552,0.4164280627286603,0.4145874049749559,0.39491771073786786,0.39237117813972855,0.3912280487786772,0.3787004391974299,0.37663698080301306,0.37384935788216284,0.3603427737914964,0.3599043314344976,0.3587088007368327,0.3563759963060172,0.35601537975221564,0.3525816215827888,0.3517194069017381,0.3482232423068391],"twin_dists":[0.09092119213253606,0.09773080840643157,0.10669318482880183,0.14046767494290976,0.15932096168259727,0.16112742559502735,0.16145069670819254,0.1653867704170251,0.1701055060667001,0.17191002228853508,0.172344125650434,0.17703734997629378,0.17765263365031553,0.1779294358386742,0.18098836093370863,0.18149684014210105,0.1821859336936192,0.18556147066231068,0.18567210538985152,0.18597413110936448,0.18656495516006594,0.18665646507778322,0.18753022705254271,0.18775032142416087,0.18864567734704676],"n_dims_used":44,"mean_confidence":0.9192841269753196},"coverage":{"mean_confidence":0.9192841269753196,"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}}