{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870000437},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870000796","487:4870002495","487:4870001001","487:4870003353","487:4870000722","466:4660010819","487:4870000971","487:4870000802","466:4660011148","487:4870002403","487:4870001059","487:4870000884","487:4870000436","466:4660011147","487:4870000805","487:4870003775","487:4870000895","466:4660013384","466:4660008821","487:4870001265","466:4660013291","487:4870010506","487:4870000569","466:4660013197","490:4900013384"],"twin_admin_codes":[487,487,487,487,487,466,487,487,466,487,487,487,487,466,487,487,487,466,466,487,466,487,487,466,490],"twin_sims":[0.21508655147022862,0.0955642833653888,0.0495153189458589,0.03262211969080456,0.03256106540539889,0.0304825158534901,0.024577462839572135,0.021036956516535844,0.020912945436549646,0.020239442271104368,0.019394039965521314,0.01872505085743355,0.01736843496575422,0.0168750630213882,0.016619109049804032,0.016585836672078504,0.016355307894146045,0.015874375836349455,0.015834695778240288,0.014700289728450684,0.014396035667837436,0.013837309802113347,0.013818838995787496,0.013056378773270939,0.012946185339875379],"twin_dists":[0.22768555374685429,0.28143871122265207,0.31841628613249995,0.3398031232381043,0.339896099399498,0.3431539569858372,0.35357958388934724,0.3609237263681276,0.36119992843027343,0.3627253760807886,0.3647040939151482,0.3663240181856842,0.36977074344525096,0.3710829482263234,0.37177701588829903,0.3718679283174942,0.3725022539608243,0.3738512883040549,0.3739641904593619,0.37730217619732664,0.37823600085587417,0.3799971577575699,0.38005644451223514,0.38256705453695194,0.38294056287897565],"n_dims_used":43,"mean_confidence":0.9053226737088935},"coverage":{"mean_confidence":0.9053226737088935,"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}}