{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000656},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["494:4940008495","494:4940008583","494:4940008666","494:4940008581","490:4900000177","494:4940008407","494:4940008442","490:4900000920","494:4940008496","494:4940008663","494:4940008500","494:4940007591","494:4940008535","490:4900000524","494:4940008744","494:4940008578","494:4940007824","494:4940008223","494:4940008785","494:4940008113","490:4900000655","494:4940008582","490:4900000896","490:4900000665","494:4940008662"],"twin_admin_codes":[494,494,494,494,490,494,494,490,494,494,494,494,494,490,494,494,494,494,494,494,490,494,490,490,494],"twin_sims":[0.547654352172841,0.4530920047418888,0.4146149897874739,0.39784099075144375,0.37739391687288026,0.3619756755889064,0.35351757836432257,0.35347260883911236,0.35194467309297384,0.3515969658273402,0.33968436094659327,0.33709384327782305,0.3365440340330478,0.3356452689662114,0.32943127508586206,0.3277000301408655,0.3218246632471625,0.3090830195424949,0.30882359123513387,0.30844081757420033,0.30574169898741566,0.2998680628698344,0.29250447925995215,0.2880800126266067,0.2789151701937117],"twin_dists":[0.1425204225595673,0.16342113220537688,0.172337613882773,0.17633329173484497,0.18131015823348412,0.18515003330723348,0.18729162558476298,0.18730308205848314,0.187692791448487,0.1877815992987246,0.19085261989948468,0.19152800910686157,0.1916717128676788,0.19190689707120342,0.19354240347705226,0.1940010674462004,0.1955677272211415,0.1990214006134412,0.19909255387775143,0.19919759974685283,0.1999404680789581,0.20157028301500937,0.20364015616839543,0.2048987285152182,0.20754313615175204],"n_dims_used":45,"mean_confidence":0.9183156331380208},"coverage":{"mean_confidence":0.9183156331380208,"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}}