{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":665,"cluster_id":6650004231},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870003745","487:4870004035","665:6650002874","665:6650001551","487:4870004036","665:6650003561","665:6650003105","665:6650004117","665:6650004116","665:6650003556","665:6650003328","665:6650004229","665:6650004058","665:6650003251","665:6650004059","487:4870003598","665:6650002186","487:4870003456","665:6650003249","665:6650002429","665:6650003030","665:6650004232","665:6650003484","665:6650003025","665:6650002274"],"twin_admin_codes":[487,487,665,665,487,665,665,665,665,665,665,665,665,665,665,487,665,487,665,665,665,665,665,665,665],"twin_sims":[0.563661190945172,0.5564062343080894,0.5382578784752465,0.5164555331916243,0.44144741423524797,0.43499695027129487,0.42139597728722034,0.4149214534010592,0.4147639565924357,0.40748840455731095,0.4027049714180651,0.3995491421962249,0.39775948121428256,0.3896729073920918,0.37041494165099054,0.35929724065512564,0.336207457989022,0.32552470397279143,0.3156074803638398,0.2912889118906065,0.28767071982979747,0.27253149509006735,0.2686942837723353,0.2636902927766361,0.2605801463230405],"twin_dists":[0.1390690689464195,0.14063153649079674,0.14455415569975155,0.14930099996620266,0.1660867090069581,0.16757495872689693,0.17074245964278206,0.17226528159040272,0.17230245149000886,0.1740262691725527,0.17516703850617157,0.17592298833208628,0.17635289067717247,0.1783066120713245,0.18303839917489928,0.18582540988245666,0.19175974647726327,0.19457928359421084,0.19724304712089855,0.20398479753828172,0.20501573612712218,0.20941640636610326,0.21055542817020365,0.2120560464857976,0.21299770706917104],"n_dims_used":45,"mean_confidence":0.9017964680989583},"coverage":{"mean_confidence":0.9017964680989583,"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}}