{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005991},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007830","490:4900005861","490:4900005994","490:4900007223","490:4900007581","490:4900006601","490:4900006129","490:4900005734","490:4900005863","490:4900005604","490:4900008372","490:4900006482","490:4900007466","490:4900006600","490:4900007461","490:4900005464","490:4900008282","490:4900006125","490:4900005472","490:4900007224","490:4900008040","490:4900007222","490:4900007580","490:4900009917","490:4900008486"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.15270802215642845,0.11899294216954544,0.09714920181807063,0.08704672555805022,0.05451553440778375,0.05388299388190535,0.050629342225668714,0.04279415069160702,0.036466669524753324,0.0317614582622969,0.029953702834069958,0.02907540432278549,0.02901077297549733,0.02847202284675668,0.028047770689169513,0.024362779306041422,0.023388846517766067,0.022604632631847442,0.02159361313812549,0.020657811735074024,0.014991539179453998,0.0109186150780621,0.007953293569227766,0.00654237512435841,0.005528876665012248],"twin_dists":[0.2517842310738092,0.26797554685908925,0.28045115668071374,0.28697913972377936,0.3132786705500702,0.3139064135249592,0.3172354957836212,0.3260524211222999,0.33422722269369626,0.34112773245433137,0.34401309175724243,0.34546919628996126,0.3455778315160369,0.3464915665113515,0.3472216278971778,0.3539978658226574,0.35593647629320196,0.35754898812699343,0.3597011123123024,0.3617726864571875,0.3764240920674629,0.39037108752036476,0.4038311030653893,0.4119071283385354,0.4187428445347028],"n_dims_used":45,"mean_confidence":0.919879404703776},"coverage":{"mean_confidence":0.919879404703776,"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}}