{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960002218},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960003454","496:4960001469","496:4960002907","496:4960003455","496:4960003318","496:4960001125","496:4960002091","496:4960003456","496:4960003595","496:4960001244","496:4960001964","496:4960001248","496:4960001468","496:4960002092","496:4960001129","496:4960003466","496:4960001719","496:4960001133","496:4960003048","496:4960003881","496:4960002490","496:4960002618","496:4960002915","496:4960001131","496:4960004019"],"twin_admin_codes":[496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496],"twin_sims":[0.8860925524813383,0.8775746212669951,0.8773733148100559,0.8189750835839588,0.8080689879179337,0.7895512895556936,0.785389724834574,0.7606174813320588,0.7141580298540557,0.7110652085556165,0.7108013251499239,0.7017820135159661,0.6890842856366721,0.6753324318040632,0.6490307264504995,0.6413190903534859,0.6410880459607402,0.6369857252997078,0.623748002788434,0.6229045898682793,0.6143107565246182,0.6040242273529538,0.5929308829178811,0.5845488216615092,0.577814859709378],"twin_dists":[0.06387233961247023,0.06637419600188395,0.0664324708669756,0.08207854258719545,0.08478881402288148,0.08928159880945513,0.09027448831835516,0.09607634948954762,0.10656848832613372,0.10725323270686342,0.10731159097734179,0.1093003878529958,0.11208276382981704,0.11507644984883568,0.12075886257347114,0.12241704144944161,0.12246667979282441,0.12334767918529588,0.12618679424927423,0.12636753152980287,0.12820846816138384,0.13041118476876867,0.13278704988440493,0.13458343297946812,0.13602785883689505],"n_dims_used":45,"mean_confidence":0.9392503526475694},"coverage":{"mean_confidence":0.9392503526475694,"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}}