{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001250},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890000667","477:4770000345","489:4890000603","489:4890001193","485:4850003247","477:4770000302","489:4890001460","489:4890000508","489:4890000442","489:4890000722","489:4890001382","485:4850003161","489:4890000441","489:4890001258","477:4770000013","477:4770000340","489:4890000425","477:4770000215","477:4770000098","489:4890000666","489:4890000402","485:4850003159","489:4890000419","466:4660009118","489:4890000605"],"twin_admin_codes":[489,477,489,489,485,477,489,489,489,489,489,485,489,489,477,477,489,477,477,489,489,485,489,466,489],"twin_sims":[0.5535245058410548,0.5326585532013064,0.5274058637695501,0.5173613035816371,0.50158813447804,0.4971080633457562,0.48234695492935853,0.4688532766831557,0.4659603838387335,0.4614615719839746,0.46015292728745777,0.45524297030345706,0.44631463211845407,0.4455649324410678,0.43642071441934377,0.4350382873854961,0.42756485966982577,0.4148472327956346,0.41289223862509117,0.41156500266168183,0.40883775275197687,0.4074037262478031,0.4056348489681697,0.4000224956721257,0.3943846732512062],"twin_dists":[0.14125296994690667,0.14576924922688997,0.14691151332494684,0.1491029030047774,0.15256531815463534,0.15355403361427516,0.15683027045817746,0.15985279876139952,0.16050454971699568,0.16152089519414262,0.16181718967687814,0.16293156907415712,0.16496934490382026,0.1651411474390904,0.16724572259731912,0.16756539374232193,0.16930067581818103,0.17228279720188042,0.1727446532588238,0.1730587466539996,0.17370555070708799,0.17404641150698705,0.1744675982374232,0.17580942881743078,0.1771659880232919],"n_dims_used":45,"mean_confidence":0.9194749620225694},"coverage":{"mean_confidence":0.9194749620225694,"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}}