{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870001664},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870001008","487:4870000470","487:4870000923","487:4870001013","487:4870001940","487:4870002196","487:4870001762","490:4900003607","490:4900003714","466:4660006726","487:4870001012","490:4900004003","487:4870001011","487:4870002275","496:4960007775","487:4870001272","494:4940004172","494:4940004540","487:4870001196","490:4900001841","487:4870001290","496:4960007892","490:4900002604","490:4900012344","490:4900002768"],"twin_admin_codes":[487,487,487,487,487,487,487,490,490,466,487,490,487,487,496,487,494,494,487,490,487,496,490,490,490],"twin_sims":[0.35295583129268454,0.24609619182181566,0.23284086547324367,0.21903563495705927,0.21640487855677923,0.19721151021234043,0.17693989302225127,0.16902417609493356,0.15080840615147328,0.1421579138072387,0.13967530428912983,0.13784601935946877,0.1263095043175329,0.12620490818089508,0.1245363622004195,0.12442999155468941,0.12330627394508782,0.12309942136681948,0.12251256986793378,0.12194960317287233,0.12002517140313611,0.11859485551662581,0.11787278543514594,0.11629166537239205,0.11611027316223932],"twin_dists":[0.18743479111352618,0.21747930189829437,0.22173192757285426,0.22633369994613703,0.22723241944393913,0.2340249228649218,0.24171628795422836,0.24488925594944333,0.25262140759231233,0.2565352707003024,0.2576910657707687,0.2585525439528407,0.2641929281781245,0.26424581439854583,0.2650940019398816,0.26514836631748545,0.26572485056808426,0.2658314043207245,0.26613444672853637,0.26642619642834,0.2674313302671238,0.2681863929691905,0.2685702232722221,0.2694170336665273,0.2695147467826757],"n_dims_used":43,"mean_confidence":0.9124934174293695},"coverage":{"mean_confidence":0.9124934174293695,"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}}