{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":479,"cluster_id":4790000695},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["479:4790001549","479:4790001119","479:4790001866","479:4790001551","479:4790000360","479:4790001191","479:4790001952","479:4790000760","479:4790002035","479:4790001033","479:4790001786","489:4890003980","479:4790002294","479:4790001262","479:4790001954","479:4790001105","479:4790000352","479:4790002291","479:4790001396","479:4790001483","479:4790001628","479:4790000907","479:4790000755","479:4790000692","479:4790002457"],"twin_admin_codes":[479,479,479,479,479,479,479,479,479,479,479,489,479,479,479,479,479,479,479,479,479,479,479,479,479],"twin_sims":[0.9046847854280283,0.8927886794622543,0.8639433506745411,0.8587021696846955,0.8357066923335049,0.8348601886923498,0.8172677259776017,0.8163926578412101,0.8012771718587903,0.7980534297323187,0.7934081540503091,0.7911555640055424,0.7897685949846637,0.7817418304226381,0.7775933267324215,0.7764995711259831,0.7758440906348486,0.7710881416869921,0.7667125292868553,0.7639006312859958,0.7580279728031125,0.7517841117895826,0.751686384456715,0.7490289691877455,0.7467566812621752],"twin_dists":[0.05813060745627111,0.06185227079890569,0.0702399071168506,0.07168627820391402,0.07781152718387839,0.07803090210345517,0.08250629725228405,0.08272502075424465,0.08645161549722145,0.08723462117966822,0.0883561811156597,0.08889729126173584,0.0892295940960662,0.09114019910110219,0.092119674058298,0.09237704672372032,0.09253111865180219,0.09364528569742767,0.0946647550550154,0.09531717914289671,0.09667321385760055,0.09810572658917315,0.09812807542998823,0.09873495855791331,0.09925264170155379],"n_dims_used":45,"mean_confidence":0.9177954779730902},"coverage":{"mean_confidence":0.9177954779730902,"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}}