{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002516},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002596","489:4890002598","489:4890002940","489:4890001752","489:4890003096","489:4890002597","489:4890002595","489:4890001851","489:4890001767","489:4890001932","489:4890001925","489:4890003098","489:4890001768","489:4890001769","489:4890001924","489:4890002017","489:4890002678","489:4890002587","489:4890002093","489:4890002507","489:4890002018","489:4890002006","489:4890001668","489:4890001671","489:4890002765"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.6920695008385106,0.6296759589367299,0.6122572582162659,0.6087705937780983,0.6081373536256091,0.6059855661343796,0.5897998678053361,0.5767108351853931,0.5680249924060888,0.5496001347922717,0.5423241492180851,0.5341750508052607,0.5320776025457097,0.5283375777295508,0.5205133905720045,0.5044610628207928,0.4846465162286575,0.477358824919851,0.47708552748786726,0.45865328475035994,0.4550608463533097,0.4488722859686125,0.44690408728057085,0.44249770540017497,0.43680110212200324],"twin_dists":[0.11143032619692048,0.12491602610195225,0.1286482323938941,0.1293948551389851,0.12953045022255114,0.12999120649298543,0.13345790168816662,0.1362648035349896,0.13813052152368477,0.14210005523588623,0.14367328338181665,0.14543990656431702,0.14589546716365306,0.14670872356455347,0.14841417079101699,0.15193257107030672,0.15631790473735083,0.15794433808855196,0.15800548499883993,0.1621570976515997,0.16297298791629033,0.16438404997508546,0.1648343413501822,0.16584519445610785,0.1671578327488416],"n_dims_used":45,"mean_confidence":0.9178058200412327},"coverage":{"mean_confidence":0.9178058200412327,"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}}