{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870011331},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870011569","487:4870008546","487:4870011449","487:4870011578","487:4870010182","487:4870011328","487:4870011210","487:4870011567","487:4870011448","487:4870010701","487:4870011568","487:4870011329","487:4870011093","487:4870011460","487:4870012598","487:4870011805","487:4870008402","487:4870011094","487:4870010315","487:4870012145","487:4870012673","487:4870012143","487:4870012338","487:4870012597","487:4870012882"],"twin_admin_codes":[487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487],"twin_sims":[0.819629226003926,0.7856842055448509,0.7089790570925321,0.69143741581178,0.6072176111959793,0.5849452994254172,0.5741849163143268,0.5740295912474169,0.5665893730752207,0.5613749955078304,0.5570748006482323,0.5518917012777638,0.5074240980008901,0.49907700326895293,0.47115145817033866,0.46980044456822406,0.45087715866054123,0.4410068501297465,0.43665514198381594,0.43532768508644926,0.43324634440758514,0.4244537322154265,0.41172624055563845,0.4109230645942522,0.40815373193021937],"twin_dists":[0.08191430179595557,0.09020441680926793,0.10771431563966416,0.11156855520677286,0.12972739249552315,0.13449842805812426,0.13680707258452696,0.13684042557073278,0.1384391914483926,0.13956113901000008,0.14048743141794454,0.1416052982232168,0.15128099387016591,0.15311919829023743,0.1593360074813027,0.1596397059913446,0.16392613034010628,0.16618808315773026,0.1671915537351633,0.16749844023704233,0.16798036557333162,0.17002671394754712,0.17302056579714611,0.17321082135498095,0.17386807293431833],"n_dims_used":43,"mean_confidence":0.9142500411632449},"coverage":{"mean_confidence":0.9142500411632449,"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}}