{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000511},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000724","480:4800000728","480:4800000405","480:4800000434","480:4800000309","480:4800000723","480:4800000337","480:4800000641","480:4800000642","480:4800000507","480:4800000640","480:4800000691","480:4800000574","480:4800000312","480:4800000429","480:4800000798","480:4800000315","480:4800000565","480:4800000512","480:4800000412","480:4800000319","480:4800000800","480:4800000967","480:4800000318","480:4800000477"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.524313033391083,0.4175169297147242,0.41411968133496263,0.412305093907395,0.3881592231721967,0.384404868511055,0.3711189214842773,0.3566107425671058,0.34785577876175566,0.33424953459775497,0.32840514168932583,0.3244851894210819,0.3239847804203633,0.3212190853475409,0.3188114920446378,0.30385101723368446,0.2932879195652018,0.28893327174650557,0.28683819827703744,0.258080252670692,0.2567389445456946,0.2524537635798151,0.2496325401545774,0.24411378669300215,0.23946414983746986],"twin_dists":[0.14758524171260237,0.17165361039288324,0.17245456666508852,0.1728835480401255,0.17867441273143475,0.17958959731914298,0.18286334496316645,0.18650541168509743,0.18874005690968113,0.1922728035186202,0.1938140993836515,0.19485634942757443,0.19498990119863205,0.1957301062222503,0.19637737849486964,0.20046309263195647,0.20341848299178503,0.20465512019585458,0.20525404333076833,0.21375973061671047,0.21417051082406782,0.21549204203223843,0.2163699043820972,0.21810569562991566,0.21958788416150232],"n_dims_used":43,"mean_confidence":0.9164774695108103},"coverage":{"mean_confidence":0.9164774695108103,"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}}