{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700007900},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["472:4720000226","472:4720001274","479:4790001546","479:4790002293","479:4790002716","479:4790004163","470:4700007708","470:4700007798","496:4960007090","496:4960003012","470:4700003959","472:4720000506","472:4720001030","496:4960002064","489:4890002900","472:4720001397","479:4790003571","470:4700008668","496:4960001815","478:4780001799","470:4700008097","470:4700007705","470:4700001895","472:4720000590","472:4720002065"],"twin_admin_codes":[472,472,479,479,479,479,470,470,496,496,470,472,472,496,489,472,479,470,496,478,470,470,470,472,472],"twin_sims":[0.6487405388852594,0.6100939248947056,0.5970526576326594,0.5775335375224115,0.5662258457144597,0.5618959076697356,0.5607865972597015,0.5602822120442084,0.5380685682577917,0.5331412498491843,0.5288198917016468,0.5236239930936477,0.5230494304976723,0.5110039468377928,0.5108028150385087,0.5056754315150035,0.5021033023059386,0.49678036557032246,0.49377783368715644,0.49308149347062774,0.4891070635408038,0.48907962646019776,0.48555893543389245,0.4853267372382885,0.48251007995304057],"twin_dists":[0.12082131179731781,0.1291114878337909,0.13190414642214693,0.13608823207745213,0.13851736756125332,0.13944899715864503,0.13968782603035926,0.1397964386852717,0.14459519647040064,0.14566439965378647,0.14660377722352305,0.1477354601674442,0.14786075553382583,0.15049510893287976,0.15053922569427997,0.1516654060963323,0.1524517825576684,0.1536264521826603,0.1542906277031634,0.15444482880435126,0.15532618052715355,0.1553322722573307,0.1561148177927609,0.1561664894572287,0.15679389941286365],"n_dims_used":43,"mean_confidence":0.9151073721952216},"coverage":{"mean_confidence":0.9151073721952216,"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}}