{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":497,"cluster_id":4970000868},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["497:4970000162","497:4970001132","497:4970000130","497:4970000226","476:4760003962","476:4760004014","497:4970002440","476:4760003862","497:4970001047","491:4910005180","483:4830000228","472:4720006297","497:4970002216","491:4910005773","476:4760003810","497:4970001118","477:4770002445","497:4970000519","476:4760003809","471:4710002188","472:4720005828","479:4790002398","497:4970002441","476:4760003965","497:4970000954"],"twin_admin_codes":[497,497,497,497,476,476,497,476,497,491,483,472,497,491,476,497,477,497,476,471,472,479,497,476,497],"twin_sims":[0.007004400915691691,0.004695770460364205,0.0012255310072054912,0.0011323856764488406,0.0005433982321163651,0.00039448328857945585,0.0002213312296089784,0.00021430100025935958,0.00007406010404334973,0.00007066285144528641,0.000056871478862797686,0.00003527000723360181,0.000029715547363861473,0.00002942531845061384,0.000027065790198589057,0.000019014826858498447,0.000017893510935977676,0.000013184005364729024,0.000010858567932175494,0.000010748780838283447,0.000008327755597885267,0.00000830860532450665,0.000006039969423826548,0.00000592082515558782,0.000004856872874519195],"twin_dists":[0.40910325895679084,0.4252707544562578,0.4755740937749778,0.47836949199598583,0.5035938506994759,0.5142089588736521,0.5328289857254869,0.5338498340213779,0.566426506995657,0.5678230980412599,0.5742366813922047,0.5881028156778735,0.5929972997333746,0.5932764122167684,0.5956480657428431,0.6055631502454898,0.6072537842762592,0.6156792137557267,0.6209727235353731,0.6212486937526426,0.6281393125431196,0.6282011308603999,0.6367059249990485,0.6372335026529767,0.6424552544920974],"n_dims_used":45,"mean_confidence":0.8982574462890625},"coverage":{"mean_confidence":0.8982574462890625,"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}}