{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770000678},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770000618","477:4770001605","477:4770001444","477:4770000714","477:4770001762","477:4770000445","477:4770001261","477:4770001613","477:4770000649","477:4770000843","477:4770002200","477:4770001262","477:4770000609","477:4770001257","477:4770000404","477:4770000715","477:4770001070","500:5000001122","477:4770003887","477:4770003950","477:4770001607","477:4770000511","477:4770001308","477:4770000895","485:4850007129"],"twin_admin_codes":[477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,500,477,477,477,477,477,477,485],"twin_sims":[0.6500836664011533,0.6477625537669494,0.6384441136706456,0.59499567495126,0.5765808677323172,0.5728117164776707,0.5709514119919195,0.5705898116165499,0.5542166599545966,0.5496369151898772,0.5439391891868006,0.5436260322403367,0.49648270826408897,0.493272133967165,0.46826496531916934,0.4674543128879435,0.4667306132516748,0.46505888271491286,0.4540819397697599,0.4521434459045518,0.44579098010515916,0.439108584452482,0.43783504447262067,0.43763195071456024,0.435948602112503],"twin_dists":[0.12053222980773563,0.12103174529502456,0.12303455609008898,0.13234473347439202,0.13629269973086774,0.1371019714617174,0.1375015938731494,0.13757928735132624,0.14110366498131496,0.14209211157598106,0.14332375798589694,0.14339151645793569,0.15369224386196628,0.1544026060845982,0.15998523001372972,0.1601678041616792,0.16033088653003386,0.16070793662983687,0.16319571586433762,0.1636372971255987,0.16508933435918433,0.16662532820243592,0.16691908993281634,0.16696596776345957,0.16735484803243614],"n_dims_used":45,"mean_confidence":0.9210820515950521},"coverage":{"mean_confidence":0.9210820515950521,"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}}