{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870001728},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870001813","487:4870001727","487:4870001910","487:4870001818","487:4870001816","487:4870001909","487:4870001534","487:4870001538","487:4870001535","487:4870001812","487:4870001819","487:4870001726","487:4870001908","487:4870001537","487:4870001348","487:4870001814","487:4870003391","487:4870001347","487:4870001349","487:4870001350","487:4870001904","487:4870001536","487:4870001999","487:4870001533","487:4870003393"],"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":[0.6782348161230167,0.674992170583931,0.6697949537583573,0.6318657795274559,0.474927744035328,0.4480860268847378,0.3877581380936828,0.3811981513987882,0.38037947910122777,0.3406226026659781,0.26896401516053875,0.25036271567568774,0.2326699154714997,0.22747152209391938,0.22570391501618,0.22059432895656844,0.2103957320338474,0.19681011820573188,0.17157883687279712,0.16950924986882826,0.16382480263225283,0.1529319968500157,0.13512839467227256,0.13260171624218495,0.12582553831408],"twin_dists":[0.1144461343212204,0.11515029571569149,0.11627700674618366,0.12444636555842267,0.1584886634951235,0.16456384352277925,0.17877198307536138,0.18037466635312993,0.1805756017263232,0.1906086887353832,0.21047503496682443,0.21614209520408992,0.22178779184379957,0.22349963324631933,0.22408759837124742,0.22580463162958558,0.22931326526504794,0.23417172358749727,0.24385382782348877,0.24469179118012233,0.24703190621874593,0.2516860285446694,0.259848301859686,0.2610706731892688,0.2644379119779677],"n_dims_used":42,"mean_confidence":0.908051263718378},"coverage":{"mean_confidence":0.908051263718378,"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}}