{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870000489},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870001508","487:4870000874","487:4870001619","487:4870001039","665:6650002661","665:6650002742","487:4870001618","665:6650003115","487:4870001042","665:6650004042","487:4870001332","487:4870001427","487:4870001331","487:4870001238","665:6650002817","665:6650003976","665:6650003904","487:4870003898","665:6650003242","487:4870004057","665:6650003836","665:6650001889","487:4870001413","487:4870002488","665:6650002794"],"twin_admin_codes":[487,487,487,487,665,665,487,665,487,665,487,487,487,487,665,665,665,487,665,487,665,665,487,487,665],"twin_sims":[0.45600666285983366,0.45054015770827077,0.3502538909069744,0.32133396371796413,0.31720862848707715,0.31180092716812186,0.29961825504472495,0.2952573431783958,0.26375124590410426,0.2589476643483074,0.2567173700529423,0.2519351496960068,0.24481603241980707,0.22805453592498454,0.2172823466821196,0.20412122067427022,0.20119995413583303,0.192634128866425,0.1775779817335812,0.17688442974717122,0.16819431467354493,0.16585644934695598,0.16546087109731863,0.16443763823541846,0.16438749167971073],"twin_dists":[0.1627579548967473,0.16400304920608155,0.18812506517301425,0.19569928970690456,0.19680982752294152,0.19827801047189572,0.20164001031698414,0.20286278121957427,0.2120376613212664,0.21349479967345777,0.21417712915379009,0.21565294464755627,0.2178834286715617,0.22330636764794884,0.2269318463958936,0.231529550473276,0.2325773280254698,0.23571146754596903,0.24146495987869995,0.24173816405675125,0.24522802423066253,0.24618890981229366,0.24635246090100177,0.24677682868230497,0.2467976750828501],"n_dims_used":43,"mean_confidence":0.8902241906454397},"coverage":{"mean_confidence":0.8902241906454397,"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}}