{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770000775},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770000836","477:4770001540","477:4770000776","477:4770000885","477:4770001378","477:4770002010","500:5000001133","477:4770001950","500:5000001887","477:4770002335","500:5000001288","477:4770001177","499:4990001689","500:5000001186","499:4990000343","485:4850007190","499:4990002720","499:4990002305","500:5000001068","477:4770001071","485:4850006965","499:4990000609","477:4770001648","485:4850006962","485:4850007400"],"twin_admin_codes":[477,477,477,477,477,477,500,477,500,477,500,477,499,500,499,485,499,499,500,477,485,499,477,485,485],"twin_sims":[0.6435715219953573,0.6393930786089763,0.6333922301617974,0.5803282286948436,0.5789889268647798,0.5692939500249627,0.5502029212174285,0.54485158377798,0.526282431995102,0.5100884646324165,0.500924229146706,0.4943440697247866,0.4870971422129152,0.48205427266163686,0.4808385895776968,0.4758000607592526,0.46903418724026014,0.4646382627669453,0.4622842420804595,0.4549874845919003,0.44814367667029065,0.4408020660531633,0.4366210281530116,0.436429798974458,0.4199121983487473],"twin_dists":[0.12193300153865591,0.12283076502965753,0.12411889585264274,0.13548858884501808,0.13577592553957815,0.13785776065459274,0.14196987921349455,0.14312638077007397,0.1471561351187552,0.1506959491047645,0.15271168074336966,0.15416528426229292,0.1557727080387909,0.15689553782727725,0.15716676581922534,0.15829324510204407,0.1598120864333947,0.1608028790927739,0.16133478395698853,0.1629896736428387,0.1645506567346119,0.16623521755222628,0.16719943565474185,0.16724362322635253,0.1710905629997766],"n_dims_used":45,"mean_confidence":0.9218806796603732},"coverage":{"mean_confidence":0.9218806796603732,"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}}