{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870000021},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["497:4970003307","497:4970003299","665:6650003627","497:4970002005","497:4970002458","497:4970003265","487:4870000870","497:4970003344","497:4970002720","497:4970003228","497:4970003479","487:4870000627","497:4970003308","665:6650003183","497:4970003346","665:6650002129","497:4970002944","487:4870000871","497:4970003345","497:4970003169","487:4870010740","497:4970002530","487:4870011843","497:4970003170","497:4970003558"],"twin_admin_codes":[497,497,665,497,497,497,487,497,497,497,497,487,497,665,497,665,497,487,497,497,487,497,487,497,497],"twin_sims":[0.12909464970000764,0.11899995927007395,0.05680007295150375,0.05264215927077489,0.044505713423770146,0.044234884941197,0.036376512568073276,0.034823807375475455,0.03032669924847825,0.025087608928490084,0.024479118026684364,0.023641549954251002,0.022253349319824495,0.021688899824529005,0.020444089026080064,0.018956129840482696,0.018208361423327418,0.017867200524585354,0.017775327495370762,0.017521709150935802,0.015939249410205036,0.015938291915998583,0.015845729832427463,0.015629581331194516,0.01509297211689601],"twin_dists":[0.2627967440115327,0.2679718351047523,0.3110605226530139,0.3151557961509361,0.32401733576644015,0.3243349280807406,0.33435212351183285,0.33654557131498786,0.34340576795856076,0.35259816950210915,0.35377080148525614,0.3554268487401254,0.3582870975687631,0.35949458330262407,0.3622572423093822,0.3657588355143809,0.3676101605748298,0.3684769977626456,0.3687129090938723,0.3693697384880721,0.3736672361142983,0.3736699478192234,0.37393277018031357,0.3745518032540822,0.3761218100057859],"n_dims_used":43,"mean_confidence":0.8956914502520894},"coverage":{"mean_confidence":0.8956914502520894,"n_dims_used":43,"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}}