{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870002425},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["494:4940007543","487:4870002176","487:4870002344","494:4940004466","480:4800004359","466:4660005691","487:4870002003","487:4870002004","466:4660005578","466:4660005808","487:4870002613","466:4660004944","466:4660012147","469:4690003405","487:4870002714","496:4960007927","480:4800005229","494:4940004705","478:4780005892","487:4870002334","487:4870002335","487:4870002336","487:4870002609","466:4660005465","490:4900005796"],"twin_admin_codes":[494,487,487,494,480,466,487,487,466,466,487,466,466,469,487,496,480,494,478,487,487,487,487,466,490],"twin_sims":[0.05871773375961984,0.03623710073960111,0.03385574059268613,0.009473130678228688,0.00394641465189553,0.0029736466200411655,0.002832917875591366,0.0026140596893672896,0.002407312201793789,0.0021746654139872,0.001605634329291581,0.0014408290897590884,0.0012385391072239366,0.0011303272584967362,0.0005806901048429537,0.0005150814808912497,0.0004893055722963645,0.00042869645984639453,0.0003181295805322471,0.0002859056176879212,0.00025909128276413397,0.00025542209628800025,0.00023238278996892916,0.00021400151607332642,0.00016832560732907547],"twin_dists":[0.30925477128908374,0.3345457790663784,0.3379556119307823,0.39645964446713805,0.4321112850066302,0.4430211327207433,0.44486317636716655,0.4479013447765408,0.4509935067728617,0.45477885937565354,0.46589424938047563,0.46979882205947004,0.4751994699217107,0.4784336409111038,0.5013657632650751,0.5053831826943297,0.5070937131426931,0.5114734148908338,0.5212176208593645,0.5246623497502202,0.5278189319604907,0.5282745341494917,0.5312842750712257,0.5338940179108513,0.5414258592805826],"n_dims_used":43,"mean_confidence":0.8927515606547511},"coverage":{"mean_confidence":0.8927515606547511,"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}}