{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002454},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001226","495:4950003317","480:4800002405","495:4950002759","480:4800001290","495:4950002158","495:4950002480","480:4800002312","495:4950002353","495:4950002176","495:4950003318","495:4950002303","495:4950003268","480:4800002269","495:4950002739","495:4950003338","495:4950002399","495:4950003051","495:4950002260","495:4950002452","495:4950002445","495:4950003030","495:4950003133","495:4950002175","495:4950002379"],"twin_admin_codes":[480,495,480,495,480,495,495,480,495,495,495,495,495,480,495,495,495,495,495,495,495,495,495,495,495],"twin_sims":[0.3313946408716794,0.28054583411954287,0.2535490406248749,0.23060528247443224,0.22597744944627443,0.22533834880174278,0.2023929546178669,0.1711825587621492,0.16808159274571186,0.1625237732593781,0.1509048946242238,0.14609915625228534,0.13342379633542478,0.12497365695708088,0.12395700501808185,0.12237989600962147,0.11618702489080751,0.10508770815843026,0.10456826955081303,0.10019378786945965,0.09722559425245926,0.09379105921165985,0.09356552235817665,0.0924210821501736,0.08592632157756841],"twin_dists":[0.19302384327516084,0.2070688267560793,0.21515291683742846,0.22246462958724228,0.22399641238153783,0.22420957892134005,0.2321481776151786,0.24401371518364948,0.24527413256492495,0.24757572543665735,0.252578698018088,0.25473083700762483,0.26067105583872113,0.2648708774098205,0.26539053105309696,0.266203110958367,0.2694733875472377,0.27568655144202464,0.275989557542072,0.27858904530248146,0.2804038777677759,0.2825589977537592,0.2827026812584132,0.28343601516620703,0.28773956165719417],"n_dims_used":42,"mean_confidence":0.9028435661679223},"coverage":{"mean_confidence":0.9028435661679223,"n_dims_used":42,"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}}