{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870000240},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870000592","487:4870000294","487:4870000659","487:4870000292","487:4870001649","487:4870000522","487:4870000191","487:4870000403","487:4870001753","487:4870000189","487:4870000523","487:4870001844","487:4870000407","487:4870000402","487:4870000347","487:4870000459","487:4870001842","487:4870001553","487:4870000237","487:4870001269","487:4870000413","487:4870001743","487:4870000395","487:4870002088","487:4870000184"],"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":[0.5703019935527118,0.5524698820433551,0.5409720942304921,0.45101166105690177,0.4193295645942628,0.38580616583934374,0.3534804156379768,0.34941820426744047,0.34003722198333136,0.3364648465242563,0.32333353842696,0.31214853773964846,0.2994880218436287,0.290029453763748,0.2872972221235921,0.2775796440019192,0.2739914943421891,0.262841532261894,0.2501854489395307,0.23499351913441383,0.21765320575918323,0.21589822773078643,0.21516007571317394,0.20205608529722044,0.19875848028695417],"twin_dists":[0.13764113178651383,0.14148051909106127,0.14396604003119406,0.16389543678573046,0.17122739466904308,0.1792475144168736,0.18730109313761942,0.18833912399203515,0.19076083807509087,0.19169242057852975,0.19516388007000823,0.19818320124970662,0.20167637498859037,0.20434278625083668,0.2051225977314718,0.20793285720762683,0.20898562279444585,0.21231233290002338,0.21619736198942902,0.22103076010560355,0.22680505561069467,0.22740634436668963,0.22766023282852438,0.2322691808531662,0.2334610763195534],"n_dims_used":43,"mean_confidence":0.9121793702591298},"coverage":{"mean_confidence":0.9121793702591298,"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}}