{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002478},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002629","490:4900001568","490:4900003459","490:4900002631","490:4900001698","490:4900002019","490:4900002912","490:4900003213","493:4930007095","496:4960004511","487:4870007471","490:4900001879","490:4900003212","490:4900003731","466:4660014204","494:4940007274","496:4960007891","490:4900003326","493:4930007097","496:4960000598","496:4960005959","496:4960012057","496:4960006091","496:4960012247","490:4900001723"],"twin_admin_codes":[490,490,490,490,490,490,490,490,493,496,487,490,490,490,466,494,496,490,493,496,496,496,496,496,490],"twin_sims":[0.5193328342113139,0.5040799200421487,0.4933725895668785,0.4270511807361279,0.3693540108046242,0.33110350509225017,0.3285298820584428,0.3184907510134171,0.3180046783199049,0.3028903806332838,0.2966955816779907,0.2855268109309328,0.28208664405762834,0.27966666021908115,0.2767112933822092,0.27155452014600906,0.2691454626580113,0.2664233760117941,0.2657390455209896,0.26405216982230467,0.26334382967603875,0.2571986479525471,0.24899804738572107,0.2486494702347881,0.2455144149615537],"twin_dists":[0.14867200647970732,0.15201645931109442,0.15438035927670732,0.16942040119974303,0.18330252661303395,0.19310063091093024,0.19378104614889333,0.19646381551213896,0.19659490149977388,0.2007293556181476,0.2024583422085821,0.20563026759174802,0.20662218743548758,0.20732434237274783,0.20818686502314596,0.20970546349842478,0.21042098278554175,0.2112342636606987,0.2114395330947568,0.2119469331483005,0.21216059991779868,0.21402957273191728,0.21656820764492704,0.21667728906201159,0.21766279172411715],"n_dims_used":45,"mean_confidence":0.9179594251844618},"coverage":{"mean_confidence":0.9179594251844618,"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}}