{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011765},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011441","490:4900011434","490:4900011701","490:4900011761","490:4900011905","490:4900011707","490:4900011367","490:4900012042","490:4900012184","490:4900011700","490:4900010999","490:4900011965","490:4900011645","490:4900011964","490:4900011838","490:4900011301","490:4900011832","490:4900011637","490:4900011174","490:4900011564","490:4900011768","490:4900011631","490:4900011829","490:4900011455","490:4900011176"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.42375011225730114,0.38843193374560003,0.3857610507144605,0.3531761172094438,0.23707474142306162,0.22193325369550432,0.19796058406899622,0.16941115480398694,0.16838180713770043,0.16620464079627964,0.16618810486094202,0.16495774207066716,0.15908564874432732,0.15178432002657813,0.14834286751807352,0.14192934168646512,0.14072287482295137,0.12729264242891083,0.1232564201598304,0.12108480584794787,0.11732924769270217,0.11466685297258547,0.11190247915160577,0.11104276765687197,0.11059284509811035],"twin_dists":[0.1701912225035272,0.17860809869271013,0.17925851864570724,0.18737863546729355,0.2203568468033369,0.22535215376738188,0.2337515167452312,0.24473169112863402,0.2451513806084992,0.2460451835060129,0.2460520042858145,0.2465608871005914,0.24902819460644657,0.252190352545468,0.25371964273061953,0.2566410529192604,0.2572015111450932,0.2636974463602104,0.26575051876243566,0.26687637250578605,0.26886034130872305,0.2702965031559593,0.27181507798544846,0.27229324430598717,0.2725446292220657],"n_dims_used":45,"mean_confidence":0.8910768296983507},"coverage":{"mean_confidence":0.8910768296983507,"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}}