{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010763},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010510","490:4900011587","490:4900010587","490:4900011236","490:4900010250","490:4900010496","490:4900010421","490:4900008453","490:4900010767","490:4900012031","490:4900011084","490:4900010775","490:4900010501","490:4900010984","490:4900011159","490:4900010750","490:4900010757","490:4900011091","490:4900010508","490:4900011018","490:4900010427","490:4900007998","490:4900011297","490:4900009663","490:4900011085"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.4041151622939886,0.2535965875907594,0.2377944957944987,0.228402866883892,0.21283610039698414,0.2114075009138842,0.18435450579495175,0.1621342457893424,0.16041028730100257,0.135601983637464,0.1349312688408638,0.13454331718275248,0.13365372413984808,0.12859774000288193,0.12592598196125798,0.12282697881963385,0.11910126710839722,0.11674014700503388,0.10615951723003123,0.10274313710173362,0.10233473053376554,0.10199636047862935,0.10180875086523918,0.1012925884302472,0.10035603294776062],"twin_dists":[0.17483010453574532,0.21513821622558513,0.22012468509716535,0.22319105402077802,0.22846342778519185,0.2289601184487861,0.23883453607611296,0.24773915795382997,0.24846591247178096,0.25962109955110857,0.2599430482184668,0.2601298166999513,0.2605596181792951,0.26304416112403356,0.26438700865127757,0.2659719529342838,0.26791826612302605,0.26917594489669305,0.2750649928105898,0.27706360435997185,0.27730597655193795,0.277507357628686,0.2776192384866571,0.2779278849625726,0.2784910648640186],"n_dims_used":45,"mean_confidence":0.8937145657009549},"coverage":{"mean_confidence":0.8937145657009549,"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}}