{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004370},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004508","490:4900001373","490:4900001650","490:4900003535","490:4900001642","490:4900004369","490:4900007185","490:4900004229","490:4900003529","490:4900004643","490:4900003934","490:4900004503","490:4900004761","490:4900003954","490:4900002695","490:4900001509","490:4900003135","490:4900005325","490:4900001649","490:4900003252","490:4900003262","490:4900002696","490:4900004372","487:4870006535","490:4900004090"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,487,490],"twin_sims":[0.019071755060992512,0.015188065612023509,0.008127009925317055,0.007646961380111494,0.0063479560645991525,0.003762046506140736,0.0031668962192157105,0.002686707366099139,0.0026292959149490803,0.0022948699680939147,0.002169568779063436,0.0018958545009204542,0.0017373571462453495,0.0016218442805218,0.0015170132993209213,0.0015088102284919016,0.0014104983002728075,0.0011630825029688454,0.0010890352862486052,0.0009452045510464064,0.0009360493167870402,0.0008177471665587262,0.0007944404873740174,0.0007088232391378243,0.0006957393384507532],"twin_dists":[0.3654782913808702,0.3758400409097109,0.40292760466621147,0.40546835382989777,0.4131406202263264,0.433974863217667,0.44061738812520435,0.4468678533876272,0.44768243217129505,0.45277901298585893,0.454865876828854,0.4598395314932071,0.463030878379288,0.465530433268425,0.46794525049271185,0.46814065110001,0.47056207086688195,0.4774254505770786,0.47974387592464157,0.4846984490904758,0.4850370435725698,0.4897131866018328,0.49070811084047916,0.4946122613875965,0.49524721623947304],"n_dims_used":45,"mean_confidence":0.9175043741861979},"coverage":{"mean_confidence":0.9175043741861979,"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}}