{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":499,"cluster_id":4990003255},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990003073","499:4990003072","499:4990002362","499:4990003269","499:4990002447","499:4990002361","499:4990003122","499:4990003142","499:4990003001","499:4990003123","499:4990002932","499:4990002696","499:4990003405","499:4990003319","477:4770003881","500:5000002291","499:4990002302","499:4990002363","499:4990003137","499:4990002988","499:4990002487","500:5000003985","499:4990003057","499:4990002999","499:4990002927"],"twin_admin_codes":[499,499,499,499,499,499,499,499,499,499,499,499,499,499,477,500,499,499,499,499,499,500,499,499,499],"twin_sims":[0.6425740627824116,0.5081480721125761,0.44967792515400523,0.424847709424802,0.4149274557710328,0.41088975867605426,0.39892867714464414,0.3660837262613286,0.3476492149581796,0.3414472451322429,0.33411804735102696,0.3233160789864808,0.31452321436214786,0.30053485966318044,0.29885859437800816,0.2956257475822256,0.29498160178689975,0.29431399541382003,0.2934532392425112,0.27416068071264743,0.26699728734846795,0.26177013476405925,0.26168267689440233,0.25751464534450214,0.249590421902084],"twin_dists":[0.12214737938964577,0.15112194375173227,0.1641999475021226,0.16993465046705009,0.1722638651267051,0.1732187143398374,0.17607193330200804,0.18411908168953847,0.1887931339291371,0.19039458905062606,0.19230731702731269,0.19516854703290823,0.19753712204139826,0.20138433033800746,0.20185225898984835,0.20275907384403447,0.20294045354575352,0.20312868628458164,0.2033717509052968,0.2089357943532271,0.21106236788570754,0.21263658607824257,0.21266309145560028,0.21393278500729726,0.21638305794561166],"n_dims_used":44,"mean_confidence":0.9328178058971058},"coverage":{"mean_confidence":0.9328178058971058,"n_dims_used":44,"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}}