{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":494,"cluster_id":4940001008},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["494:4940000548","494:4940000378","494:4940000604","494:4940000549","487:4870003695","494:4940001006","494:4940000488","494:4940000317","494:4940000318","493:4930005070","494:4940000609","493:4930004347","494:4940000482","494:4940000236","493:4930004525","494:4940003880","494:4940001252","494:4940000665","480:4800004108","493:4930004072","493:4930006546","493:4930003009","494:4940000484","493:4930004220","480:4800004693"],"twin_admin_codes":[494,494,494,494,487,494,494,494,494,493,494,493,494,494,493,494,494,494,480,493,493,493,494,493,480],"twin_sims":[0.6144479734180289,0.5046168994774691,0.4637067510375919,0.4192765706469489,0.4162645928089337,0.3860972617405045,0.38497500397400897,0.37424919818735713,0.37051873086770926,0.3376959343310406,0.3267932695356347,0.3237704382518142,0.31356799783106565,0.3116092697857244,0.29612244282739136,0.29459217068557564,0.2943561193966459,0.2923711068571527,0.2884520752673463,0.28831173138726407,0.27108475378741165,0.26890806358309627,0.26859932178836826,0.25576700413815245,0.253169824399262],"twin_dists":[0.12817908140043732,0.15189827686668803,0.16101324673802217,0.17123984431169875,0.1719485418167331,0.17917652662078482,0.1794503450655815,0.18208693974507534,0.183012580198801,0.1913707856001404,0.1942418316286021,0.19504714105623536,0.19779667332990994,0.19833030997070272,0.20261937262506122,0.2030502236718705,0.20311680190342002,0.2036779287336287,0.20479245043249195,0.20483252941974325,0.20984468124705652,0.2104917071791862,0.21058374340433586,0.21446901933035323,0.21527022601455773],"n_dims_used":45,"mean_confidence":0.9191631740993924},"coverage":{"mean_confidence":0.9191631740993924,"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}}