{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":665,"cluster_id":6650003778},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["665:6650003850","665:6650002261","487:4870004179","487:4870003600","665:6650003403","665:6650004119","665:6650004052","665:6650002872","665:6650003714","665:6650002654","665:6650002730","665:6650002653","665:6650001960","665:6650002731","665:6650003327","665:6650002425","665:6650002260","665:6650003715","665:6650002663","665:6650002581","665:6650003921","665:6650002506","665:6650004054","665:6650004060","665:6650001571"],"twin_admin_codes":[665,665,487,487,665,665,665,665,665,665,665,665,665,665,665,665,665,665,665,665,665,665,665,665,665],"twin_sims":[0.7208234241010248,0.6498608388382418,0.6047367544506431,0.5697311025400641,0.526570450207175,0.5164947153701585,0.46554211019216496,0.4486806952904367,0.4451657289258184,0.41532563878772233,0.41027857120718514,0.3940771458812619,0.3933340467103094,0.3930114539375639,0.39273409698631667,0.3848672077856219,0.3820281619956754,0.3762789228512213,0.36794859055625523,0.3667578060686821,0.3400810455512663,0.3296182783184478,0.32181954571246324,0.3217027530020106,0.3182427896434485],"twin_dists":[0.10508781533778734,0.12058019566312027,0.1302586116675882,0.13776381121264888,0.14709340961547396,0.14929242886520738,0.1605988991344828,0.164427850008766,0.16523267461023564,0.17216992001176978,0.17336360607338977,0.17724024024734775,0.17741977179761803,0.17749775866651507,0.17756483354683297,0.17947666611666588,0.18017116013470202,0.18158521114591913,0.18365300013802066,0.183950473310391,0.19074944280215533,0.19349293960460234,0.19556909871512368,0.19560040235504841,0.1965306726138768],"n_dims_used":45,"mean_confidence":0.9015503777398004},"coverage":{"mean_confidence":0.9015503777398004,"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}}