{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960000092},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["493:4930004849","493:4930006840","496:4960000446","493:4930002231","466:4660003793","499:4990000926","493:4930004260","487:4870007207","466:4660001369","488:4880005496","496:4960000381","466:4660011716","487:4870006162","496:4960000465","496:4960007600","466:4660007631","466:4660000679","488:4880003021","469:4690001228","466:4660011711","493:4930003416","488:4880005094","493:4930002043","466:4660012188","470:4700005704"],"twin_admin_codes":[493,493,496,493,466,499,493,487,466,488,496,466,487,496,496,466,466,488,469,466,493,488,493,466,470],"twin_sims":[0.41681951558756464,0.4140893400952493,0.407839633854375,0.3639379109696081,0.35145256113952983,0.3458428144602661,0.34498511663410214,0.3182074024329191,0.31607906842189987,0.30839858512870244,0.30471262587626197,0.30047728450190536,0.294243769678299,0.289414216287795,0.2857663531302372,0.28542558479979196,0.2851727551783954,0.2807186647211302,0.2797619513050272,0.26065505986734344,0.24803412877326614,0.24565663076728733,0.2432698979457866,0.2404286126915646,0.23961140741740036],"twin_dists":[0.17181780795581164,0.1724617328387851,0.17394274243902552,0.18465685959781689,0.1878184951358546,0.18925800303793056,0.18947917719780333,0.19654021635633093,0.1971153215440431,0.19920919432816717,0.20022469281718278,0.20140037707103614,0.20314850121040756,0.20451799829157957,0.20556146792462682,0.20565935149416925,0.20573202062792126,0.2070186539182995,0.2072966242361935,0.21297494285966484,0.2168700893599194,0.2176179116681604,0.21837334050812815,0.21927891378094622,0.21954065723558774],"n_dims_used":45,"mean_confidence":0.920765855577257},"coverage":{"mean_confidence":0.920765855577257,"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}}