{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870013047},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870012624","487:4870012463","474:4740000707","474:4740000701","487:4870012464","487:4870013048","487:4870012534","487:4870012379","474:4740002448","487:4870013190","487:4870012383","487:4870012686","487:4870012268","487:4870012693","487:4870013263","487:4870012907","494:4940002714","486:4860002902","487:4870011389","487:4870012293","487:4870012087","487:4870012840","486:4860002900","494:4940002145","487:4870011627"],"twin_admin_codes":[487,487,474,474,487,487,487,487,474,487,487,487,487,487,487,487,494,486,487,487,487,487,486,494,487],"twin_sims":[0.30894758061428423,0.15066794857104324,0.13690704038336984,0.11449421556530633,0.07935172915592092,0.05476613485522635,0.03118492968063638,0.021083544090626162,0.017033129739694574,0.015016916241072169,0.013083212264712634,0.0105887535634849,0.009850685873784924,0.008822971704639318,0.0072377532645853055,0.00628094918749161,0.005965963447237113,0.0057441933842626285,0.005248775291007184,0.004663487189622386,0.004583813509441961,0.003994210716847941,0.0031688678355336368,0.0031530205746788885,0.0030321842621182328],"twin_dists":[0.19905854309556886,0.25268361556195057,0.25899806669703007,0.27039050922540114,0.292368502830509,0.3130316384408191,0.3420323133212483,0.36082033096847,0.37065892091655056,0.37634829685093907,0.3824765229655935,0.3916943409287193,0.39479341389144457,0.3994731719434701,0.4077498186837266,0.4135736422664223,0.4156667294025501,0.41720107695814496,0.42083183876880104,0.4255442878612286,0.42622677653077423,0.43164110830979024,0.44059356212064066,0.4407854525295782,0.44227829597460727],"n_dims_used":42,"mean_confidence":0.9126680464971633},"coverage":{"mean_confidence":0.9126680464971633,"n_dims_used":42,"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}}