{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870009225},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870008937","487:4870009086","466:4660014159","487:4870008936","466:4660013784","487:4870009224","466:4660013783","487:4870009636","487:4870003552","466:4660013704","487:4870003140","466:4660013139","466:4660013575","487:4870000945","466:4660013762","487:4870004279","487:4870003418","493:4930001377","493:4930001834","466:4660013017","487:4870003282","494:4940004272","487:4870003553","487:4870009633","469:4690002422"],"twin_admin_codes":[487,487,466,487,466,487,466,487,487,466,487,466,466,487,466,487,487,493,493,466,487,494,487,487,469],"twin_sims":[0.31369985032106135,0.2722171802669001,0.21825183063599,0.2044456158183049,0.20101999998859535,0.20031035174971323,0.19396302363468593,0.18238721177100672,0.17274218305590208,0.16177621562712938,0.16015192551436108,0.15571349847610622,0.1521954958310916,0.1478065645151942,0.141330766972368,0.13636256038529035,0.1278252967133152,0.11601788953139294,0.11597559294814577,0.10909571407516082,0.1090584942346168,0.10192105908579867,0.10068393561652669,0.09874934783147346,0.09815365741838147],"twin_dists":[0.19776081967926018,0.2095093328205496,0.2266007013013573,0.23141383508309388,0.23264221357860962,0.2328984799447254,0.23521899213255157,0.2395910317110156,0.24338597202843107,0.24788962658844282,0.24857531599682495,0.25047516370189804,0.2520093485473817,0.25396031024268767,0.2569186726452738,0.2592574577104958,0.2634302091438072,0.2695645574362496,0.2695873727279648,0.27338685520370437,0.2734079072470171,0.27755224423443514,0.2782934209313588,0.2794668707321063,0.2798318208189146],"n_dims_used":43,"mean_confidence":0.915453178938045},"coverage":{"mean_confidence":0.915453178938045,"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}}