{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009415},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009313","490:4900009210","490:4900009311","490:4900008798","490:4900009248","490:4900008911","490:4900009129","490:4900009020","490:4900009018","490:4900009207","490:4900009023","490:4900009209","490:4900008255","497:4970000988","490:4900009327","490:4900007802","490:4900009130","490:4900009148","490:4900008685","490:4900008356","490:4900008256","490:4900009147","490:4900008038","490:4900008369","490:4900008909"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,497,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.0471149959028825,0.03430046226787234,0.02654016336083131,0.009676721670941402,0.0038348962094613233,0.0035413177247074186,0.0025501372756455217,0.0016339894135929953,0.0012389051589313466,0.0008393372868809866,0.0005418402922537871,0.00016761733750247167,0.00013054509428808968,0.00012022514622478675,0.00008409573200869408,0.00007406030032448848,0.00007139027146666922,0.00005976777377271326,0.00005830749007370708,0.00005337641337720354,0.00005261046971110573,0.00005042720421880569,0.00004648311362834427,0.00002956195366534522,0.000022337001757249914],"twin_dists":[0.3210377507442325,0.33730364403400365,0.34989527514997004,0.39555394409903044,0.43322877730565856,0.4363186076192633,0.44883270261337516,0.46526003878102773,0.4751889806561555,0.4888147872414758,0.5036900078521372,0.5415572061956833,0.549287461259974,0.5518105270725504,0.5626295523333255,0.566426428073703,0.567518785896761,0.5727757598532252,0.5735037367814572,0.5760966882302263,0.5765197221140138,0.5777584408795895,0.5801312200734339,0.5931446854808697,0.6010612033950198],"n_dims_used":45,"mean_confidence":0.8673021104600694},"coverage":{"mean_confidence":0.8673021104600694,"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}}