{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":474,"cluster_id":4740001329},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["474:4740001014","474:4740002484","474:4740002489","474:4740001848","474:4740002575","474:4740001239","474:4740003047","474:4740001343","474:4740001435","474:4740001244","474:4740001025","474:4740001954","474:4740001330","474:4740001029","474:4740002263","474:4740000916","474:4740002485","474:4740001027","474:4740001449","474:4740001331","474:4740000925","474:4740002383","474:4740001951","474:4740001744","474:4740001345"],"twin_admin_codes":[474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474],"twin_sims":[0.6232585975801286,0.5886213632924674,0.5625736795055631,0.5412858443273771,0.5328653192194549,0.5218295834000293,0.4844749916162842,0.48378121931041296,0.47825234827484964,0.44647456919018547,0.43986153113638343,0.43247936113556545,0.4288651405807051,0.42411629481269214,0.40849297153724556,0.3979689884908301,0.3977395182071003,0.39484833285010645,0.39089690952859985,0.3869053385983587,0.3854273031291212,0.38062856541464607,0.37230388409233905,0.369934257969872,0.366084777343884],"twin_dists":[0.12629167195959573,0.1337104552514097,0.13930310720514683,0.14389809257092778,0.14572433388908396,0.1481268732036982,0.1563560960101243,0.15651061258499485,0.1577445022993559,0.1649327076526128,0.16645180678573002,0.16815819148538114,0.16899787768641023,0.17010559366620057,0.17378745514085003,0.1763025184261601,0.1763576910560903,0.1770540884122521,0.1780096898033292,0.17897959875546718,0.17933994349394872,0.18051444379310597,0.18256905885385402,0.1831580226501951,0.18411881865972088],"n_dims_used":45,"mean_confidence":0.9200268215603299},"coverage":{"mean_confidence":0.9200268215603299,"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}}