{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870000253},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870000254","490:4900009308","483:4830000024","665:6650003178","487:4870004488","491:4910000679","497:4970003547","487:4870000433","491:4910004484","487:4870010754","491:4910003633","491:4910000875","491:4910004392","472:4720004459","466:4660011308","487:4870000314","487:4870010886","491:4910002163","665:6650000318","665:6650003252","494:4940001149","491:4910005273","492:4920005383","665:6650003102","491:4910005372"],"twin_admin_codes":[487,490,483,665,487,491,497,487,491,487,491,491,491,472,466,487,487,491,665,665,494,491,492,665,491],"twin_sims":[0.0033085691752312574,0.0019695640368863434,0.00018888468416120298,0.0001624508886918952,0.00004884479326592389,0.00003794838467717422,0.00003258603279889151,0.000027640744191912538,0.000026059996609427433,0.000026057556370750115,0.000025570955498979272,0.000024741964741219118,0.000023647714793690616,0.00001700232710961413,0.000015008807781198326,0.000011747399325990461,0.000010493202737305647,0.000010215262083128338,0.000010149165007669487,0.000010080485130734367,0.000009915724950029366,0.00000869059663285919,0.000007870666683130552,0.000006087269611511633,0.00000591879601586494],"twin_dists":[0.4389388572121112,0.45843828870813386,0.5378238434290744,0.5425314480152936,0.578688501546891,0.5859997779809968,0.590368530053833,0.5950525201730495,0.5967194689086834,0.5967221159139607,0.5972547241972582,0.5981847383648432,0.5994588805963534,0.6086711731462199,0.6121174405850107,0.6188319306123539,0.6219017243513685,0.622629390505781,0.6228052226711857,0.6229890898213042,0.6234351117463605,0.6269930532700319,0.6296533684200512,0.6364992383516344,0.6372425756369923],"n_dims_used":43,"mean_confidence":0.8893401567326036},"coverage":{"mean_confidence":0.8893401567326036,"n_dims_used":43,"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}}