{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870001186},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870001370","487:4870000916","487:4870001003","487:4870001091","487:4870002196","487:4870003649","487:4870000747","490:4900012991","487:4870001092","487:4870000830","487:4870001282","487:4870000828","487:4870001015","487:4870001463","490:4900012990","494:4940006223","487:4870000917","487:4870001196","487:4870001280","490:4900013244","490:4900003581","487:4870000673","487:4870001011","490:4900002769","487:4870001367"],"twin_admin_codes":[487,487,487,487,487,487,487,490,487,487,487,487,487,487,490,494,487,487,487,490,490,487,487,490,487],"twin_sims":[0.2712682610414279,0.2543530475072181,0.2513186429112587,0.2251778056632299,0.19877834482096185,0.19277072454965702,0.1758933121659011,0.16898190483861006,0.16866627817363994,0.1657534392906744,0.16187262470506006,0.1577997054041134,0.1561867763454908,0.13642015570114344,0.12091457586697972,0.11428341577952611,0.11322877215193353,0.11256157157419519,0.10617210855415919,0.10298897662889783,0.09960073419782835,0.09816447532911256,0.09677730806845111,0.09653983543710995,0.09630881600681092],"twin_dists":[0.20979028020556573,0.2149045684735355,0.2158444939094207,0.22426318980981003,0.23345385575861502,0.2356607377019952,0.2421299112207854,0.24490648309507446,0.2450352109937487,0.24623147198882764,0.24784908518894602,0.24957732142567018,0.25027071183722294,0.25922998257996355,0.2669652756450724,0.27050544379674224,0.2710829312147302,0.2714504110922716,0.2750577199573015,0.2769180711479475,0.27894825285165953,0.27982517775052207,0.28068173803472934,0.2808293402135123,0.2809732055251391],"n_dims_used":43,"mean_confidence":0.9123292080191678},"coverage":{"mean_confidence":0.9123292080191678,"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}}