{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001758},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001415","480:4800001474","480:4800002035","480:4800001981","480:4800001425","480:4800001482","480:4800001645","480:4800001301","480:4800002100","480:4800001705","480:4800002198","480:4800001989","480:4800001596","480:4800001541","480:4800001928","480:4800001358","480:4800002526","480:4800001924","480:4800002047","480:4800001362","480:4800001370","480:4800001936","480:4800001988","480:4800002460","480:4800001424"],"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":[0.6527750616707189,0.5241244893776975,0.46151566776898806,0.4124493365645621,0.3809308981160943,0.32441507276252163,0.29251391128201437,0.2681320028047378,0.2677968552296037,0.24359490070603113,0.20891313735640882,0.20741146445286288,0.20329090812504305,0.1859635639785695,0.1768846055455091,0.17418499624024325,0.16808515650548264,0.15619181270296484,0.15222511223945204,0.1393193674983186,0.1360242880946298,0.12906215063607643,0.12846105805588395,0.1252229802444939,0.12198718119624533],"twin_dists":[0.11995266680588343,0.14762634196466887,0.16150865360303573,0.17284941806648355,0.18044023825269262,0.19487505562630397,0.2036374853005245,0.21072317643984873,0.21082326656899136,0.21827019284586358,0.22983283874731902,0.23036166305611439,0.23182630768004692,0.23822001154952252,0.24173809470978316,0.24280884469961855,0.24527267448645615,0.25026853861151455,0.2519963249608411,0.25785802670405844,0.25941900201778306,0.26281290364999876,0.26311234339540346,0.2647439284677583,0.26640669020003926],"n_dims_used":43,"mean_confidence":0.9134688266488009},"coverage":{"mean_confidence":0.9134688266488009,"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}}