{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009812},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["494:4940008556","494:4940007863","490:4900002555","490:4900002704","490:4900006145","490:4900008403","490:4900008402","490:4900006022","494:4940007545","466:4660004780","490:4900011663","490:4900010435","490:4900010781","490:4900004927","490:4900009915","490:4900012747","490:4900010695","490:4900012409","466:4660005229","490:4900007455","490:4900001307","466:4660004016","494:4940007547","490:4900008959","490:4900009462"],"twin_admin_codes":[494,494,490,490,490,490,490,490,494,466,490,490,490,490,490,490,490,490,466,490,490,466,494,490,490],"twin_sims":[0.0029224713389197346,0.00236967568779529,0.0011615191817993214,0.0010846181868588958,0.0008672320903736435,0.0007009580313862778,0.00044511667370329764,0.0004230504644428596,0.0003558705381183043,0.0003219441331318906,0.00024808146501668373,0.0002314558931152558,0.00020624658903257878,0.00015034908579390636,0.00014568889326964358,0.00012098428319277556,0.00009757197968410408,0.00008739198715109314,0.0000796444787129282,0.00007095962051823648,0.0000624868527604964,0.00005974312094180321,0.00005925470681058287,0.000057637303449987466,0.00005636893102519791],"twin_dists":[0.4436815746366854,0.451582469960596,0.4774729677108033,0.47988674921416874,0.4876853205490252,0.49499263362990553,0.5102323536678771,0.5119104390341762,0.5175769158115298,0.5208317534104862,0.5292047793512786,0.5314111465188134,0.535058868903855,0.5449330045048909,0.5459067355977093,0.5516180891169846,0.5581557684231487,0.5614757219027047,0.5642575779931204,0.5676985894396488,0.5714641074643229,0.5727879090553453,0.5730295908062872,0.5738436453364804,0.5744973369732549],"n_dims_used":45,"mean_confidence":0.9187733968098958},"coverage":{"mean_confidence":0.9187733968098958,"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}}