{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870004408},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["466:4660013722","487:4870004568","487:4870003830","487:4870003542","490:4900000947","487:4870004559","490:4900000207","466:4660014255","466:4660013252","490:4900001075","487:4870004569","490:4900000730","487:4870003983","490:4900000428","490:4900001427","487:4870001779","487:4870001962","487:4870003684","487:4870003412","487:4870003003","487:4870003277","487:4870002202","490:4900000411","466:4660013654","487:4870004127"],"twin_admin_codes":[466,487,487,487,490,487,490,466,466,490,487,490,487,490,490,487,487,487,487,487,487,487,490,466,487],"twin_sims":[0.6911420438122683,0.507291454266665,0.48261244748998566,0.4543023498804532,0.40670627285479816,0.3987073711052141,0.3532327119362742,0.33901080792246446,0.3339433523406968,0.33010515135523977,0.3235959720138246,0.3177439721650067,0.3077166177890929,0.3027767462367737,0.29121172206151497,0.2756722365910027,0.274984312049453,0.27468224336011754,0.26789818975097895,0.26773620891898786,0.2634316100016553,0.2578305469515538,0.2549773076790109,0.2538901591897108,0.24938472899460842],"twin_dists":[0.11163313392722632,0.15131014087339548,0.1567710770851175,0.16314555123648644,0.17421238464222458,0.1761250841886429,0.18736421118602617,0.19102795839960635,0.19235318338175966,0.1933642300082956,0.19509374766034343,0.19666525627764675,0.19939654961781744,0.20076088449523957,0.20400671146668212,0.2084914481652751,0.2086934890607433,0.20878230334654127,0.21079299533489593,0.21084138658532423,0.21213410200003083,0.2138361015546368,0.21471208526012514,0.21504748827705392,0.21644731641501647],"n_dims_used":43,"mean_confidence":0.9114292943200399},"coverage":{"mean_confidence":0.9114292943200399,"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}}