{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003984},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001154","490:4900003981","490:4900003436","490:4900001152","490:4900004140","490:4900002140","490:4900012771","490:4900001547","490:4900012566","490:4900005233","490:4900012421","490:4900012351","490:4900003308","490:4900012501","490:4900003174","490:4900012285","490:4900004961","494:4940008209","490:4900012841","490:4900012706","490:4900005107","490:4900012354","490:4900006150","490:4900001018","490:4900005763"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,494,490,490,490,490,490,490,490],"twin_sims":[0.49960829465216544,0.48659592017341996,0.46647839062525404,0.40385275762371825,0.3839683973110283,0.383732295373111,0.37547516885190807,0.35513512049557655,0.3437566462337571,0.3424999463401197,0.33763675812230154,0.3147196180718182,0.31003950066704894,0.2962907344568282,0.2876884782082033,0.2800012023186996,0.2605149778340555,0.23800936816797938,0.23311336993919549,0.2282313946972655,0.22740185151697584,0.21669858476118103,0.20948744628881544,0.20505082003697264,0.2022473519672549],"twin_dists":[0.15300194676218787,0.15588414753011592,0.16038774414373924,0.17489276031189854,0.17969626944330952,0.1797539961135911,0.1817837325732076,0.18688004043568865,0.18979647090859741,0.1901216803717999,0.19138623152389664,0.19748381077531663,0.19875936274697825,0.20257207000074767,0.20501065733875629,0.20722705650450476,0.21301751336275243,0.22005546537129017,0.22164293228147877,0.2232478046795213,0.22352275055691126,0.22713172044190696,0.22963127628838234,0.23119828767196016,0.2322004609963632],"n_dims_used":45,"mean_confidence":0.9216973198784723},"coverage":{"mean_confidence":0.9216973198784723,"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}}