{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002539},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002540","490:4900002391","490:4900001935","490:4900001787","490:4900001786","490:4900002242","490:4900001788","490:4900002241","490:4900002088","490:4900002089","490:4900001933","490:4900007044","494:4940004438","490:4900002392","494:4940003837","490:4900012534","490:4900002240","490:4900007167","494:4940004079","490:4900006555","490:4900012462","490:4900006677","490:4900013015","490:4900012978","494:4940004200"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,494,490,494,490,490,490,494,490,490,490,490,490,494],"twin_sims":[0.6122648644837863,0.5422613001772716,0.4587412697046652,0.33711483876142495,0.2556422241352828,0.19128725632119828,0.17007887914289613,0.13471288813872895,0.06412670528710103,0.05396633776737245,0.016498577329688915,0.015182840355336645,0.008373596691663729,0.008134361619197731,0.007705140906242661,0.0070193668522943444,0.00609987646302585,0.005844562868399742,0.005410858414513289,0.005387515017541662,0.004905855836340131,0.004760224639301546,0.004135035466294094,0.003770332812348658,0.0030822758148927316],"twin_dists":[0.1286466035420866,0.1436868889282527,0.1621371440772965,0.19152252402448575,0.2145073945353687,0.23621302552496568,0.24446042287386585,0.2600481318433301,0.30441063748663455,0.3138233536387714,0.37210711600038227,0.3758554833384544,0.4016743804690863,0.40288975157614393,0.405152930302376,0.4090152492000493,0.41476497800269635,0.416500149673032,0.41961108394680346,0.41978484290976575,0.42353126571588817,0.4247297023494695,0.43028495174037157,0.4338893398331955,0.441652971706155],"n_dims_used":44,"mean_confidence":0.9145441055297852},"coverage":{"mean_confidence":0.9145441055297852,"n_dims_used":44,"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}}