{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800004890},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800004624","480:4800004715","480:4800004369","480:4800004045","480:4800004799","493:4930006532","480:4800003897","480:4800004797","493:4930006118","480:4800004622","490:4900000663","480:4800004630","480:4800004367","480:4800004450","480:4800005637","493:4930000179","493:4930005183","480:4800004449","480:4800004049","480:4800005722","480:4800005646","493:4930006318","480:4800005232","493:4930002003","480:4800004800"],"twin_admin_codes":[480,480,480,480,480,493,480,480,493,480,490,480,480,480,480,493,493,480,480,480,480,493,480,493,480],"twin_sims":[0.5312162808722113,0.432792744442083,0.3714760483830539,0.3589165454846522,0.340723687964263,0.3387880212950731,0.3183032064970112,0.30942531069763873,0.30876258694965747,0.30091493313380896,0.2965644573978762,0.26915467645467384,0.2588516305975173,0.25411256025598655,0.25013003394335437,0.24929909659678318,0.23504828013453058,0.22969349063182554,0.22875700944893246,0.22632618182034228,0.2204671822017474,0.21807247025533497,0.21529830752197698,0.21078483854553798,0.20084047293590154],"twin_dists":[0.14608265151231786,0.168085517882777,0.1827746034125595,0.18592161182834085,0.190582429322302,0.19108599515262356,0.19651437989124299,0.19892757304475003,0.1991092904761335,0.20127844533934033,0.20249516702112197,0.21041823864969675,0.2135241034115877,0.2149787998559233,0.21621464396179765,0.21647407797722681,0.22101297823958466,0.22276480855857045,0.22307393566263728,0.223880264440777,0.2258476951532185,0.22666189052537924,0.22761264315314753,0.22917731578244036,0.2327069849887628],"n_dims_used":43,"mean_confidence":0.921495659406795},"coverage":{"mean_confidence":0.921495659406795,"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}}