{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002122},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004534","490:4900003175","490:4900001687","490:4900001820","490:4900002883","490:4900012572","494:4940006941","490:4900002275","490:4900004686","490:4900001542","494:4940008493","490:4900001553","490:4900012352","490:4900001270","490:4900004541","490:4900003709","490:4900001678","490:4900003173","490:4900003303","490:4900001974","490:4900000495","490:4900001266","490:4900005092","490:4900004419","490:4900007490"],"twin_admin_codes":[490,490,490,490,490,490,494,490,490,490,494,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.40802241344063117,0.38700981655013167,0.34609343827926964,0.329540101770272,0.3292757928159831,0.3259866308015498,0.3120942519037453,0.3000650238248164,0.2959569593950822,0.29121349076607034,0.28463466792149433,0.2839627886921166,0.27856752873877594,0.2758337491027811,0.2732394124593691,0.27204384580725216,0.2692930996874007,0.26771252776554305,0.2633486571245359,0.2628554067120977,0.2558600852116139,0.2553735285876126,0.25238931747492904,0.25184257874734545,0.2511064234802855],"twin_dists":[0.17389928775536476,0.17895415177046967,0.18919342961516245,0.19351361605941683,0.19358354155170324,0.1944563219628351,0.19819800349600344,0.20151533048042852,0.2026659013807311,0.20400620929884383,0.20588680859059913,0.20608033115583688,0.20764447209674403,0.20844405728710652,0.20920735344533525,0.20956060701704735,0.21037701919366358,0.21084846277540467,0.21215914253053225,0.21230813929919806,0.2144404006268175,0.2145900702499176,0.2155120253034481,0.2156816874499902,0.21591050002674067],"n_dims_used":45,"mean_confidence":0.9167853461371528},"coverage":{"mean_confidence":0.9167853461371528,"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}}