{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":497,"cluster_id":4970000933},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900013128","490:4900013158","490:4900013008","490:4900013129","497:4970001947","497:4970000931","491:4910000475","490:4900012925","490:4900013256","490:4900000301","490:4900013286","494:4940008344","490:4900012384","490:4900000254","490:4900013288","491:4910000527","494:4940006764","490:4900013044","494:4940004670","497:4970000855","490:4900013252","491:4910000425","490:4900013287","497:4970001945","497:4970002479"],"twin_admin_codes":[490,490,490,490,497,497,491,490,490,490,490,494,490,490,490,491,494,490,494,497,490,491,490,497,497],"twin_sims":[0.14608228152574423,0.1245292111558727,0.08568295800282118,0.0509937677941077,0.04434103192722649,0.04219276026699458,0.03952111288598296,0.03814695387138385,0.03787601071200628,0.034164237789741606,0.025148509521700575,0.024121473864270646,0.02150670447116521,0.021311791875591537,0.021171912841253235,0.019948330761423674,0.01887316592548431,0.0185521354188815,0.018204959589580957,0.01741428128624459,0.016955608466781888,0.016503460793686697,0.01606769914080188,0.015625046176316812,0.015463022888096358],"twin_dists":[0.25473848546353833,0.26509765562044707,0.28790577573001197,0.3168539247520464,0.32421025874037573,0.32678375414782335,0.33014290078107383,0.3319460479025019,0.33230804798601427,0.3375025819750321,0.3524821650274593,0.3544718418640605,0.3598901746372182,0.3603166185922789,0.36062475254043735,0.3633984612501084,0.36596105569785814,0.36675094463172125,0.3676187336753082,0.3696504735260713,0.37086644489178383,0.37209370056495455,0.3733047472846352,0.37456487206329037,0.37503397310862585],"n_dims_used":44,"mean_confidence":0.9096540971235796},"coverage":{"mean_confidence":0.9096540971235796,"n_dims_used":44,"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}}