{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870001418},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870001610","487:4870000954","487:4870001041","665:6650002587","487:4870001515","497:4970003491","487:4870002685","487:4870001239","487:4870000960","487:4870001511","487:4870001225","487:4870000866","487:4870001605","497:4970003486","487:4870000869","487:4870002688","497:4970003558","487:4870001326","665:6650002884","487:4870001886","487:4870000955","487:4870004490","497:4970003450","487:4870002687","487:4870000553"],"twin_admin_codes":[487,487,487,665,487,497,487,487,487,487,487,487,487,497,487,487,497,487,665,487,487,487,497,487,487],"twin_sims":[0.5244669522383668,0.42219864241486305,0.37129387484500054,0.30830072345040854,0.30677356994266197,0.3040737290028031,0.29375505896407317,0.2927158036075965,0.28293111833869666,0.280571672917568,0.2777125863361407,0.24205425970269126,0.24085698385252466,0.23907634936372588,0.2219916145047298,0.21937244334557485,0.21377009420883178,0.20619812698379433,0.19779372723973623,0.19712520176822776,0.18319236013859655,0.18308119113305588,0.17940385181498403,0.17676654748535922,0.17598412193108068],"twin_dists":[0.14755169178885735,0.170554365115053,0.18281986596681493,0.19923606498120577,0.19965602531187604,0.20040143264567264,0.20328647357583265,0.20358032764915313,0.20637802319417806,0.20706132454427664,0.2078940120537222,0.2187599452346535,0.21914194110060364,0.2197123459349426,0.22533247278498741,0.22621916373750298,0.22813991896300165,0.23079085874344343,0.23381235616924773,0.2340564709053687,0.23928073072632453,0.23932351747727273,0.24074931896564974,0.24178467598063488,0.24209395263188713],"n_dims_used":43,"mean_confidence":0.8908886576807776},"coverage":{"mean_confidence":0.8908886576807776,"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}}