{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008775},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008553","490:4900008661","490:4900008784","490:4900008555","490:4900007893","490:4900008326","490:4900007785","490:4900009003","491:4910005106","490:4900008216","490:4900008552","490:4900008554","490:4900008900","490:4900008777","490:4900011689","490:4900008662","490:4900012089","490:4900009629","490:4900010135","490:4900010215","490:4900010320","490:4900008666","490:4900008664","490:4900004617","490:4900008551"],"twin_admin_codes":[490,490,490,490,490,490,490,490,491,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.20235634860366655,0.1536155967283336,0.07073424743609023,0.06542420144153956,0.06015797802165359,0.052202872658263046,0.04852489348811662,0.028595628383177155,0.02493538507528131,0.018645626587455062,0.018408312295503004,0.017134111305783573,0.01626900985970571,0.016074379133699284,0.015647914826739613,0.015417981620479783,0.014423596264985215,0.01392709395080269,0.013218361022460798,0.01228973628780767,0.010779447204284384,0.009866589274457323,0.009403736316103738,0.009243130587610669,0.009239832247960407],"twin_dists":[0.2321613197661432,0.2513869526049709,0.2989272532883259,0.30329867038290725,0.3079302572215819,0.31560396983646904,0.31948481597772943,0.3462806231593998,0.3528891961873408,0.3665196859295199,0.3671087018136921,0.37038983290031813,0.372741734198779,0.3732859659196444,0.3744990061923746,0.3751651479737499,0.3781506978910332,0.37970996444869753,0.3820230362210034,0.3852258050723876,0.3909249679849866,0.39472448696702556,0.39677232705807636,0.3975039747027443,0.39751911909079873],"n_dims_used":45,"mean_confidence":0.8867958068847657},"coverage":{"mean_confidence":0.8867958068847657,"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}}