{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870003631},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001599","490:4900006397","487:4870003486","466:4660012010","466:4660013184","496:4960007153","487:4870001986","466:4660012817","466:4660003022","487:4870000336","466:4660005016","487:4870002447","466:4660004000","487:4870001987","487:4870007010","487:4870009895","496:4960005425","487:4870000849","494:4940004649","496:4960002013","496:4960012204","487:4870003514","487:4870007164","487:4870010538","487:4870004379"],"twin_admin_codes":[490,490,487,466,466,496,487,466,466,487,466,487,466,487,487,487,496,487,494,496,496,487,487,487,487],"twin_sims":[0.03728169044207957,0.022683109374074365,0.017100767154194858,0.01647243531389988,0.011343629484843444,0.01071889518706315,0.008174714564646197,0.0058483952673216615,0.00532809207209881,0.004903895100968103,0.00488158724820175,0.004720376563076221,0.0035673167465186143,0.0033211189665796376,0.0030471859434935498,0.0028755255041658704,0.002496595671784757,0.002394158518375031,0.0023482514732558867,0.0022057334073186494,0.002104352185371218,0.0020792681542369305,0.001975232310116485,0.0018001240421873456,0.0017195573911838716],"twin_dists":[0.33310985400138027,0.35738545633518715,0.3704785316813789,0.37217899046938135,0.38871757200350715,0.39116794999433163,0.4026825228591779,0.416473602230017,0.4202302554471692,0.4235471857890012,0.423728720262889,0.425063411806461,0.4360357372113466,0.4387933483065595,0.44209003654932494,0.44429679949756273,0.4496294217649202,0.45119837893628534,0.451921575000596,0.45425243537535515,0.45599624618754514,0.45643960527239835,0.4583325404102518,0.46173621336673704,0.46340586962701324],"n_dims_used":43,"mean_confidence":0.9009428689646166},"coverage":{"mean_confidence":0.9009428689646166,"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}}