{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870004497},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870003060","487:4870004496","487:4870003610","487:4870003187","665:6650003858","487:4870003611","487:4870003059","665:6650003929","487:4870003191","487:4870003896","487:4870003901","487:4870003757","665:6650003862","487:4870003327","487:4870004335","487:4870003461","487:4870003058","487:4870003904","487:4870001712","665:6650003930","487:4870002930","487:4870004494","665:6650003426","487:4870003188","487:4870004498"],"twin_admin_codes":[487,487,487,487,665,487,487,665,487,487,487,487,665,487,487,487,487,487,487,665,487,487,665,487,487],"twin_sims":[0.6324876691313619,0.5718412601490725,0.5247618868506525,0.44810680964349014,0.44410895794190325,0.4353856406112737,0.4352997797652943,0.4226131134853712,0.40712455202517,0.40042753332805936,0.4002759580726691,0.383167723825957,0.37022241338706646,0.3573136209723431,0.3479643516974363,0.3448229026433696,0.33991126537164407,0.33596436411122854,0.313452676691175,0.30878645527396426,0.2959726472562674,0.28676373953847756,0.2663772481610263,0.26605325464810253,0.26206318406670176],"twin_dists":[0.12431296023906475,0.1373104235344952,0.14748741063848292,0.16455908960936927,0.16547511691883057,0.16748503409077256,0.16750489548923728,0.17045729785741598,0.17411283151447274,0.1757123070196593,0.17574864720947153,0.17989210214557594,0.18308630270786214,0.1863272468978056,0.18871216551109316,0.18952104000067566,0.19079359447335326,0.19182335890208785,0.19782803876691313,0.19910274194671548,0.20266148978807236,0.20527537714280444,0.21124808969423975,0.21134524320136688,0.21254781367425504],"n_dims_used":43,"mean_confidence":0.897195860396984},"coverage":{"mean_confidence":0.897195860396984,"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}}