{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011830},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011760","490:4900011500","490:4900011826","490:4900011894","490:4900011829","490:4900011969","490:4900010843","490:4900010923","490:4900012038","490:4900011694","490:4900010924","490:4900007894","490:4900011768","490:4900009929","490:4900008894","490:4900011698","490:4900011070","490:4900011563","490:4900011966","490:4900010912","490:4900011893","490:4900010127","490:4900012102","490:4900011704","490:4900011706"],"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":[0.3500808877203386,0.329270484074315,0.25781901608051494,0.20399032277451618,0.17249239565181287,0.15553940790366683,0.1537515691469881,0.15288822915888228,0.152093916018954,0.14306091196223805,0.12661170450987944,0.12599205211174114,0.12579822416964437,0.12151274505275232,0.11695906881424008,0.10687203441148803,0.10092362202771707,0.0988171551763857,0.09571148504572893,0.09246028131291655,0.09120585695307815,0.08811776498506903,0.08234670510440396,0.08206405765370921,0.0808777510294343],"twin_dists":[0.18816935748188698,0.19358494634677456,0.21383962932687622,0.23157627890978172,0.24348623695045943,0.2505504835800882,0.25132758088626606,0.25170521034941207,0.2520540316289748,0.25611859941746445,0.26404031513629306,0.2643535420883424,0.26445175970674534,0.2666533004247122,0.26905851786521057,0.27465448673700965,0.27814926780951976,0.2794254380551287,0.28134645026814786,0.28341077886797506,0.28422260288103757,0.2862594636660389,0.2902232397723538,0.29042300105655217,0.2912674780541588],"n_dims_used":45,"mean_confidence":0.891048346625434},"coverage":{"mean_confidence":0.891048346625434,"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}}