{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910004697},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910003781","491:4910003780","497:4970002526","491:4910003890","492:4920003193","492:4920005193","487:4870000861","492:4920003489","492:4920003437","491:4910001695","492:4920005667","492:4920004901","491:4910001280","487:4870011965","492:4920003679","492:4920002971","665:6650001758","492:4920005505","492:4920003168","487:4870001130","487:4870001421","492:4920006062","492:4920003676","497:4970002774","497:4970002525"],"twin_admin_codes":[491,491,497,491,492,492,487,492,492,491,492,492,491,487,492,492,665,492,492,487,487,492,492,497,497],"twin_sims":[0.36020324946850013,0.0937104524296019,0.08633536495628683,0.075258794875326,0.03254318540379418,0.02494678752411577,0.024840089822961736,0.023854303102371077,0.022348921171833333,0.019762547654830914,0.01927318296346075,0.019106275289986936,0.018445053297441814,0.01841913814850857,0.016745971990529657,0.016530513635047546,0.01611901667359232,0.014609540825251264,0.013123218132059423,0.012229923818317957,0.011990106574820799,0.011926909813273674,0.010916285856594902,0.010392225547020786,0.009864811279585349],"twin_dists":[0.1855966701949049,0.282610318852431,0.2874610330255191,0.2954079367814351,0.3399233560391783,0.3528673434648096,0.35307216755439164,0.35500143584780386,0.3580852876317954,0.363832506706748,0.3649930921972148,0.36539482223582836,0.3670170774033618,0.36708168777778233,0.3714318391733472,0.3720194463928133,0.3731606394873218,0.3775789077027676,0.3823418546192377,0.38543936516533334,0.38630503864177096,0.38653571681352206,0.390380305897581,0.3925002670894613,0.39473218805305027],"n_dims_used":45,"mean_confidence":0.8886014302571614},"coverage":{"mean_confidence":0.8886014302571614,"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}}