{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002607},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002656","480:4800003687","480:4800002861","480:4800002954","480:4800002618","480:4800003239","480:4800003195","480:4800003759","480:4800003204","480:4800002664","480:4800002661","480:4800002853","480:4800002698","480:4800003240","480:4800002806","480:4800003241","480:4800003621","480:4800002998","480:4800002614","480:4800003330","480:4800003392","480:4800003690","480:4800003385","480:4800003060","480:4800002668"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.9405725083465635,0.883889825777113,0.8023009779976082,0.7137284903157979,0.6383627588189575,0.6159285714974482,0.5921376077845234,0.5568331523369363,0.5157930804157446,0.5142024963505745,0.47662481783239297,0.45984006937257665,0.45838416673790977,0.4494834839860082,0.44939191502186066,0.4476677068025639,0.4468661132293075,0.44528470990904556,0.4294492859609174,0.4136980756750406,0.40248610394919154,0.3900796344947109,0.39005404816972256,0.3712429954144692,0.36599758817727357],"twin_dists":[0.04546220677854566,0.06452628159851102,0.08620212192688192,0.10666367243342924,0.12305202549039848,0.12786198054640835,0.13295700122196213,0.1405395142015025,0.14944593550862156,0.14979412011744522,0.1581085888069964,0.16188806916468854,0.1622181378167274,0.16424436933774547,0.16426529158575895,0.16465954907120986,0.16484303655063218,0.16520539203164564,0.16886196947297527,0.1725541643697899,0.175219379587881,0.17820789850874802,0.1782141069425805,0.18283250935592546,0.18414063874067824],"n_dims_used":43,"mean_confidence":0.9130110629769259},"coverage":{"mean_confidence":0.9130110629769259,"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}}