{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870005095},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870005546","487:4870005539","487:4870006126","487:4870006118","474:4740001527","487:4870006550","487:4870005253","487:4870004815","487:4870005245","487:4870008023","474:4740001313","487:4870004668","487:4870005826","474:4740001629","487:4870005976","487:4870004943","487:4870006109","487:4870006121","487:4870004959","487:4870013323","487:4870006871","487:4870013259","487:4870005682","474:4740001117","474:4740001419"],"twin_admin_codes":[487,487,487,487,474,487,487,487,487,487,474,487,487,474,487,487,487,487,487,487,487,487,487,474,474],"twin_sims":[0.2467887694217067,0.2043252046595514,0.08163218622985781,0.07213718305328608,0.06794635731264204,0.05163812655251468,0.05085298023786874,0.049353035192145955,0.04580645032640143,0.04400611735338551,0.042222870062439626,0.04146372735307491,0.03989947045665551,0.03634495252578383,0.03166175295363322,0.031548415172964736,0.030183656074949848,0.029646700133053972,0.026669620795481925,0.02600458058218283,0.023277144443218406,0.02290851797536515,0.022149858476331285,0.02086716803918468,0.02022288309738538],"twin_dists":[0.2172612294942747,0.2314567724038501,0.29072929223546634,0.29781699058133254,0.30118768652985184,0.31618476698117093,0.3170010662421938,0.31859013905707556,0.32251422425623777,0.32460447140144755,0.32674693051292314,0.32768217359889,0.3296557438277241,0.3343959079872507,0.34128316148736626,0.34146035112727796,0.34363791415681594,0.3445178472632456,0.3496606245784072,0.35087666902325226,0.35616326865784464,0.3569184598832407,0.35850648005067776,0.3613022459917975,0.3627634357327675],"n_dims_used":43,"mean_confidence":0.904013434121775},"coverage":{"mean_confidence":0.904013434121775,"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}}