{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870006901},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870006914","487:4870006903","466:4660003080","496:4960000318","487:4870006904","466:4660005226","487:4870005580","493:4930004731","470:4700004164","493:4930004114","487:4870012230","466:4660014254","466:4660005224","466:4660009917","487:4870003428","466:4660006166","496:4960000156","466:4660004843","487:4870005588","487:4870007204","487:4870003573","487:4870007210","496:4960000210","487:4870004852","466:4660013029"],"twin_admin_codes":[487,487,466,496,487,466,487,493,470,493,487,466,466,466,487,466,496,466,487,487,487,487,496,487,466],"twin_sims":[0.6547181023598183,0.46435771043506086,0.4336806164665787,0.4269345023312678,0.4132917317544144,0.4075488419758124,0.40364612578261355,0.396546437719127,0.39129264237414885,0.390100225382375,0.38997195927359996,0.3874179994166491,0.3864912084910772,0.3821837790404292,0.3552952409980736,0.34547107210813255,0.3388622173383555,0.33672046136818035,0.3312605454308852,0.3288568110791562,0.328209693141811,0.3204773046123476,0.31953981902305456,0.3190569016979221,0.3114932242965462],"twin_dists":[0.11953399941766678,0.1608662220598616,0.1678797352926116,0.16944760421299981,0.17265019837730416,0.17401189412579512,0.17494211176101485,0.17664478439670925,0.1779137848197061,0.17820290233927608,0.1782340268204991,0.17885476458484179,0.179080497642771,0.18013302882498733,0.1868393504544648,0.18935382836404988,0.19106666452525575,0.1916255861983817,0.1930592066223668,0.1936944505060516,0.19386590252000208,0.1959292401849759,0.19618128194552575,0.19631127568664417,0.19836198541366676],"n_dims_used":43,"mean_confidence":0.9050947677257449},"coverage":{"mean_confidence":0.9050947677257449,"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}}