{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011600},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011263","490:4900011609","490:4900011726","490:4900011471","490:4900011535","490:4900011786","490:4900011104","490:4900010261","490:4900011329","490:4900011934","490:4900012210","490:4900007831","490:4900012212","490:4900008825","490:4900009667","490:4900011728","490:4900004790","490:4900011190","490:4900009869","490:4900007938","490:4900011720","490:4900011266","490:4900011041","490:4900011397","490:4900009043"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.3285017669068224,0.30083353142715463,0.27451522089879177,0.2603461047717696,0.2506637539929885,0.23867183387188046,0.2166598937790118,0.19809295023472542,0.19109721702503535,0.19107925952194896,0.15411254988719036,0.15066848099066715,0.13742944076613708,0.12281268357670466,0.12239730362418531,0.11871920445441723,0.11556503582262417,0.11345313582824562,0.11174034591312365,0.10832989258233774,0.10822235309119808,0.10504245952731653,0.10481164716324089,0.10397044654020066,0.10092083584704103],"twin_dists":[0.19378849539263376,0.20130111653801885,0.20883143702434054,0.2130688524958141,0.2160482971702994,0.21984231231262738,0.22714498062980212,0.23370327853609482,0.23628399176760692,0.23629070017179798,0.2511701468116075,0.2526833796753757,0.2587499193062403,0.2659793341664939,0.26619409856345094,0.26812047361007824,0.2698091649796415,0.2709597314031735,0.27190503798542287,0.27382113928053603,0.2738823133717018,0.2757129000938478,0.27584744164284986,0.2763397418840888,0.2781509419461789],"n_dims_used":45,"mean_confidence":0.9133832295735677},"coverage":{"mean_confidence":0.9133832295735677,"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}}