{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001785},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002538","490:4900002233","494:4940008150","490:4900004202","494:4940005561","494:4940005442","494:4940005680","494:4940005677","490:4900002392","494:4940007843","490:4900002243","494:4940004329","490:4900004885","490:4900004060","494:4940005193","490:4900006072","494:4940007846","490:4900006797","490:4900013014","490:4900002387","490:4900002390","490:4900002240","490:4900004749","490:4900001933","490:4900013013"],"twin_admin_codes":[490,490,494,490,494,494,494,494,490,494,490,494,490,490,494,490,494,490,490,490,490,490,490,490,490],"twin_sims":[0.0053112559031678755,0.0008045005598789242,0.0006040783621056496,0.0004974741317348189,0.0004853568343783179,0.00034624179904690265,0.00017126165142738217,0.00012476217566678794,0.00010592186461287414,0.00010200542852907678,0.00008866908507187262,0.00006682837873712739,0.00003545250632267264,0.00003442727188515974,0.00002950160918558162,0.00002582378387155635,0.000025320132704101805,0.00002336125021832204,0.000021573499372979686,0.000021233662646563212,0.000017704070026425693,0.000012563674940990458,0.000011320310173529764,0.000010788565727751514,0.000009410169657256564],"twin_dists":[0.4203572699658553,0.4902753774814126,0.5000355529065994,0.5065427016402232,0.5073631646166126,0.5184700532227401,0.5408868739757885,0.5506770529158151,0.5556688358792392,0.5568113098799781,0.5610397245720775,0.5694780123387089,0.587954774315894,0.5887960261275597,0.5932027905243556,0.5969767977999741,0.5975330450185536,0.5998017192085179,0.6020364009380397,0.6024810911511681,0.6075493534668311,0.616998160569712,0.6198405211825905,0.621148376941564,0.624849348985141],"n_dims_used":45,"mean_confidence":0.9101699829101563},"coverage":{"mean_confidence":0.9101699829101563,"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}}