{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870003227},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870002710","487:4870002970","487:4870003229","487:4870002600","490:4900006134","469:4690002799","491:4910005220","487:4870003646","487:4870003089","487:4870002845","487:4870003087","496:4960009394","487:4870005411","490:4900007466","490:4900006482","466:4660009240","491:4910005274","494:4940007544","487:4870002260","494:4940004827","491:4910005267","490:4900005991","490:4900013107","487:4870002091","466:4660005691"],"twin_admin_codes":[487,487,487,487,490,469,491,487,487,487,487,496,487,490,490,466,491,494,487,494,491,490,490,487,466],"twin_sims":[0.025686093225271604,0.005294613255464234,0.0031757409902800474,0.0024595701808811693,0.0007008106659148184,0.000621420058840906,0.0006081714737130613,0.0006079388771458733,0.0003124260792015206,0.0000553302223051753,0.00003212810515858012,0.000026897790818638822,0.000025673856874419462,0.000025611650140757723,0.00002497320133247545,0.00002262455376185351,0.000020440804590111798,0.000019119819334048532,0.000017128241237115698,0.00001701019960835744,0.000014786861369060443,0.000014604419544580207,0.000013266631873631138,0.00001161960930610464,0.000010635790132112501],"twin_dists":[0.3514685611257981,0.4204831829733851,0.4405106091645229,0.4501895862802688,0.49499979828339136,0.4990799007833831,0.49980770824215687,0.4998206174457701,0.5218027407480259,0.5750431448879203,0.5907727435169758,0.5958243575009156,0.5971412933455268,0.5972098135459976,0.5979223718492841,0.6007021411655014,0.6035455492619215,0.6054097546784319,0.6084666696069831,0.6086583447240861,0.6125278340068231,0.6128696104960699,0.6155080277518271,0.6191299870777504,0.6215355459422786],"n_dims_used":43,"mean_confidence":0.8887488786564317},"coverage":{"mean_confidence":0.8887488786564317,"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}}