{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890000358},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890000515","467:4670001360","470:4700003106","472:4720001066","499:4990002152","467:4670000878","499:4990004214","499:4990002426","468:4680000992","472:4720000803","472:4720001999","496:4960009373","489:4890002075","499:4990002344","468:4680000652","468:4680001227","489:4890000685","472:4720004421","472:4720000739","488:4880005999","479:4790001781","489:4890004662","472:4720000743","472:4720003882","472:4720003704"],"twin_admin_codes":[489,467,470,472,499,467,499,499,468,472,472,496,489,499,468,468,489,472,472,488,479,489,472,472,472],"twin_sims":[0.49793450846670145,0.2895439696680736,0.288780288397643,0.28168530649237283,0.28124997013597486,0.2767604638052947,0.27537686245753956,0.25815510320445684,0.25154268022581566,0.24777624802996961,0.2401583769477513,0.23831434214653455,0.2379950968759257,0.2343623805100067,0.23064692227575734,0.2262634332648784,0.22593273554422122,0.2246694951163896,0.22368032161817153,0.2219854860212872,0.22030268945022952,0.208841332691495,0.20878161038821916,0.20764226099903554,0.20588754767122075],"twin_dists":[0.15337145614454903,0.20448102765751422,0.20469876578682908,0.2067383817979715,0.20686453278501873,0.2081724688235103,0.20857816059278847,0.21373684712984065,0.21577485067448351,0.21695098039324673,0.2193654038023115,0.2199572898848186,0.22006006151141363,0.22123589815576858,0.22245093968727336,0.2239011545526545,0.22401131328576868,0.2244330999866751,0.22476448011057007,0.2253345393275778,0.2259034321190106,0.22985806619596857,0.22987905319368113,0.2302802171429039,0.23090099759877622],"n_dims_used":45,"mean_confidence":0.9155254787868924},"coverage":{"mean_confidence":0.9155254787868924,"n_dims_used":45,"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}}