{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000000272},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000000225","500:5000000366","500:5000000191","485:4850006798","500:5000000274","500:5000000268","500:5000000190","500:5000000413","485:4850007230","500:5000000224","485:4850006649","485:4850007234","485:4850006799","500:5000000468","500:5000000631","485:4850007930","500:5000000320","475:4750002801","485:4850007622","485:4850007382","485:4850007167","485:4850008168","500:5000000269","485:4850006803","485:4850007388"],"twin_admin_codes":[500,500,500,485,500,500,500,500,485,500,485,485,485,500,500,485,500,475,485,485,485,485,500,485,485],"twin_sims":[0.7976653639026065,0.7484157484236096,0.6988138199535696,0.6838894768114814,0.6704364234470352,0.6617788482538807,0.6206139185024732,0.6100594651142168,0.5891659639619277,0.5846293223470667,0.578399024539388,0.5677148013415866,0.5641930714994758,0.5590123217865487,0.5515197589712083,0.5499415101672716,0.5491560814181191,0.5430745582050021,0.536248374371332,0.5109142317088282,0.5033808359818989,0.48638787891762353,0.47433267477309143,0.47288151134144896,0.47155248385990595],"twin_dists":[0.08732861600575034,0.09887477731076806,0.1099525301075463,0.11321583865363326,0.1161380627481784,0.11801065780558219,0.1268583384035837,0.1291188668500572,0.1335937438652528,0.1345661732960286,0.13590250222447772,0.13819720736999894,0.13895462652673646,0.14006995228862515,0.14168557930205275,0.14202632992052447,0.14219596675145715,0.14351085720334752,0.14498994185034775,0.15051478672972268,0.15217036993878785,0.1559304128060711,0.15862203989318155,0.15894752961208772,0.15924591605745264],"n_dims_used":45,"mean_confidence":0.9180909898546007},"coverage":{"mean_confidence":0.9180909898546007,"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}}