{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012612},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012766","490:4900013237","490:4900012685","490:4900012996","490:4900012333","490:4900012697","490:4900012767","490:4900012751","490:4900013039","490:4900012541","490:4900013032","487:4870002171","490:4900013171","487:4870001372","490:4900012833","490:4900012342","490:4900012610","487:4870000596","487:4870001382","490:4900013172","490:4900012478","490:4900013029","487:4870001477","494:4940008888","490:4900012326"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,487,490,487,490,490,490,487,487,490,490,490,487,494,490],"twin_sims":[0.24250842302552109,0.21699539733646292,0.21427698023615513,0.165354144288843,0.12761103234644663,0.12544548024435564,0.1190596081867347,0.1079746564991227,0.09827586720497415,0.08714507816962153,0.07808516550751193,0.0723198677992617,0.07148341270901325,0.06594156094350545,0.0658122893679643,0.06522393597340881,0.06489706816917597,0.06338193299156011,0.059151678228733996,0.05617529443361915,0.0538560222670255,0.05304001154785339,0.05146042883892102,0.0493602188115625,0.0491793340682567],"twin_dists":[0.2186153627635812,0.2270300496798852,0.22796474798401145,0.2463966352513636,0.26353760585496,0.2646307992160086,0.2679402900685788,0.27402339562805245,0.27975680755210597,0.2869127599428238,0.29329530953559596,0.29767370698455303,0.298332176796751,0.3028603076496336,0.30296957662153867,0.3034691169877181,0.3037482358347521,0.30505725237258813,0.30885290780328206,0.311659708383134,0.31393331603752395,0.31475256647786154,0.3163686070596988,0.3185824332441972,0.3187767522468601],"n_dims_used":45,"mean_confidence":0.9103931003146701},"coverage":{"mean_confidence":0.9103931003146701,"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}}