{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000000645},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000000643","500:5000000647","500:5000000324","500:5000000370","500:5000000375","500:5000000642","500:5000000427","500:5000000121","500:5000000470","500:5000000374","500:5000000276","500:5000000187","500:5000000371","500:5000000317","500:5000000219","500:5000000322","500:5000000369","500:5000000275","500:5000000327","500:5000000644","500:5000000316","500:5000000229","500:5000000641","500:5000000279","500:5000000326"],"twin_admin_codes":[500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500],"twin_sims":[0.9129722771433585,0.9113931827810555,0.9079364725594312,0.902338856573505,0.8952893881599405,0.874138835223972,0.8546852576450406,0.8493309561301182,0.8255598752535631,0.8203268283664911,0.8112202506683125,0.810307452742565,0.8063703195738061,0.8002115261207902,0.7943128685352013,0.7942560202637043,0.7915181520021977,0.7876296274256683,0.7868043872880969,0.7772249728222972,0.7729465275182327,0.7692511920262968,0.7692303376972868,0.7561818860209405,0.7506060466713365],"twin_dists":[0.05542149730577336,0.055945877225098105,0.05708005642462221,0.05887918487358388,0.06108472909023628,0.06736369829388865,0.07278118006357688,0.07422332059439343,0.08041601015176672,0.0817389303612315,0.08401096277991629,0.08423670300482963,0.0852064116190534,0.086710879896643,0.08813835305814288,0.08815204894712622,0.08881031039751525,0.08974079265857116,0.08993761197514619,0.09220639152442302,0.09321069569948413,0.0940739132128921,0.094078773939476,0.0970977212982629,0.09837498818176907],"n_dims_used":44,"mean_confidence":0.9164099259810015},"coverage":{"mean_confidence":0.9164099259810015,"n_dims_used":44,"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}}