{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005206},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007934","490:4900005070","490:4900009768","490:4900005069","490:4900007595","490:4900007107","490:4900009472","490:4900005339","490:4900005077","490:4900006001","490:4900007935","490:4900007109","490:4900006002","490:4900005481","490:4900007105","490:4900006492","490:4900005601","490:4900007828","490:4900005335","490:4900004511","490:4900005613","490:4900008278","490:4900007584","490:4900009260","490:4900008391"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.1455057783910191,0.05380812058545629,0.04528944212105061,0.023947196901552267,0.017638547098585665,0.01594105894969578,0.010511395765263548,0.009954430094149374,0.007642362227757419,0.007024661506815738,0.0069104118191192915,0.0033485898354223774,0.00302682886976533,0.003006006240711569,0.0027510560230971427,0.0024979701194211756,0.0016936322027295786,0.0016139053603295985,0.0011738519919664734,0.001059737447134108,0.0009208920398932162,0.0009016808403130712,0.0008815193986551782,0.0008042262685808295,0.000801270795157452],"twin_dists":[0.25500017876712294,0.31398112253372956,0.32310733114149814,0.3548167190771282,0.36906611987477816,0.37366211173581937,0.3920099692500201,0.3943455514024037,0.40549338014210934,0.4089841534778829,0.40965987551018435,0.43847657949196966,0.44234570817099617,0.4426088576660408,0.44597357485731814,0.4496087744582049,0.4639584903205751,0.4657081932914537,0.47709970994463585,0.4807017466976221,0.4856044333139705,0.4863361679698955,0.48711983456123137,0.49028710921355384,0.49041375453746605],"n_dims_used":45,"mean_confidence":0.9343111673990886},"coverage":{"mean_confidence":0.9343111673990886,"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}}