{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000645},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000692","480:4800000571","480:4800000375","480:4800000336","480:4800001034","480:4800000429","480:4800000612","480:4800000345","480:4800000504","480:4800000543","480:4800000469","480:4800000572","480:4800000344","480:4800000575","480:4800000610","480:4800000717","480:4800000541","480:4800000402","480:4800000580","480:4800000694","480:4800000434","480:4800000679","480:4800000501","480:4800000622","480:4800000566"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.7344097252885186,0.6945493391861731,0.6803192600859788,0.6719567238127577,0.6260990870547392,0.5948115989442704,0.5924115532015636,0.5898505418252076,0.569954367750053,0.5373762860009772,0.5239299381485599,0.5228205498935833,0.5189871043139217,0.5044498101241858,0.49948464381295965,0.4896229833953557,0.48803317197355645,0.4809648211320327,0.46747712967413624,0.45898023626562223,0.4576224555376017,0.4563990314394325,0.44786207961131724,0.4419599121681423,0.4417100762347227],"twin_dists":[0.10204667443585899,0.1108875760049896,0.11399297505958246,0.11580862803324682,0.12568289512789865,0.13238416348575893,0.13289830997993066,0.13344704285654344,0.13771583187802128,0.1447453009228914,0.14766875521874215,0.1479106764744579,0.1487475407320975,0.15193504750607773,0.15302923234213578,0.15521165230315176,0.15556468878861818,0.15713859253231136,0.16016266391285486,0.16208295721788415,0.1623909756460215,0.16266879681943325,0.16461507520324775,0.16596883226556738,0.16602628898029767],"n_dims_used":43,"mean_confidence":0.9133991862452308},"coverage":{"mean_confidence":0.9133991862452308,"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}}